Simplify x^2-9/x^2+x-12

Answers

Answer 1

Answer: \frac{x+3}{x+4}

Step-by-step explanation:

\frac{x^2-9}{x^2+x-12}

\frac{(x+3)(x-3)}{(x+4)(x-3)} =\frac{x+3}{x+4}

Answer 2

Answer: x⁴+x³-12x²-9/x²


Related Questions

help me in question 6

help me in question 6

Answers

C is the correct answer

A bulletin board is 23 square feet. What is the approximate perimeter of the bulletin board? And wants to have an area of 32 square feet. About how many feet of fencing would he need? A window is a square and has an area of 15 square feet. About how many feet of wood is needed to frame the window? A frame is 2 inches thick. The area of the picture and frame together is 121 inches. What is the length if the picture? What is the are of the picture? 10 POINTS FOR EACH ANSWER!!

Answers

Answer: The answer to the first question is 20

Step-by-step explanation:

Answer: The answer to the first question is 20

!!!*BRAINLIEST*!!!

Edge lengths are given in units. Find the surface area in square units.

!!!*BRAINLIEST*!!!Edge lengths are given in units. Find the surface area in square units.

Answers

Answer:

204

Step-by-step explanation:

Triangles:

4*6 = 24/2 = 12 * 2 = 24

Rectangles:

12*5 = 60*3= 180

Final:

180+24= 204

I'm trying to find .580 (only the 80 is repeating in the decimal) rewritten as a simplified fraction. thanks in advance, this one is really tricking me up.

Answers

Answer:

Step-by-step explanation:

assuming its repeating as .580808080 etc your answer would be 115/198 :)

Answer:

115/198

Step-by-step explanation:

.580 = .5808080

.5808080 = x

5.808080 = 10x

58.08080 = 100x

580.8080 = 1000x

1000x - 10x = 575

575 = 990x

x = 575/990

Simplify:

575/990 = 115/198

Hope this helps :)

find the quotient 8,976/88. write your answer in the blanks.​

find the quotient 8,976/88. write your answer in the blanks.

Answers

8976/88=102
hope this helps :)
8976 / 88 = 102
:)
I know someone else already answered but I’m just reinforcing it, it’s always better to get a second answer :)

Hi! I don't really get what or how to solve this question.

Which of the following sets of measurements cannot represent the three side lengths of a triangle?
A. 5cm, 5cm, 5cm
B. 5cm, 6cm, 7cm
C. 5cm, 7cm, 12cm
D. 5cm, 10cm, 11cm

Answers

Answer:

C and D

Step-by-step explanation:

you could draw them connecting to each other using your ruler and predict if ita a triangle or not .

also the sum of any 2 sides of a triangle must be greater than the measure of the third side unless equilateral Triangle

The answer is C and D. If you can only choose one choose C

-294 ÷ -14. Please show your work!!!!!

Answers

Answer:

21

Step-by-step explanation:

To solve the  problem you can just leave the negatives behind for a while.

You then divide 294 by 14 using the normal method of division you prefere.

The answer you get is 21.

So now when the signs of the numbers are the same (negative or positive) The answer after dividing is always a positive number thus the answer remain 21.

HOPE IT HELPED

Answer:

Ignore any negative sign for now.

294÷14

Use the algorithm method.

           21

     _______

14 /    294

      -   28

    -------------

          14

          14

Now consider the signs. Two negatives make a positive

−294,−14→Positive

That Means −294÷−14=21

The answer is 21

I hope this helps and good luck. :D

if m=4 n=-3, solve:
m^-n+3m^2*n-52

Answers

Answer:

(4^−3)+3(4^2)(−3)−52

 -64 + 48 (-3 -52)

-64 + (48 x -55)

-64 - 2640

-2704

I'm not sure if that's the right equation, I hope I captured it correctly from your question.

Step-by-step explanation:

Sorry if i’m wrong

The Answer ⤵️
if m=4 n=-3, solve:m^-n+3m^2*n-52

The chef of a pizza place used 18 1/2 packages of pepperoni and 9 packages of sausage. How much more pepperoni than sausage did the chef use?


help plz

Answers

Answer:

9, 1/2

Step-by-step explanation:

18, 1/2 - 9 = 9, 1/2

Answer:

9 1/2

Step-by-step explanation:

Find: how much more did the chef use pepperoni than sausage?

How to solve: we need to subtract how much pepperoni did the chef use than the sausage

\(18\frac{1}{2} -9=9\frac{1}{2}\)

Answer: 9 1/2

The pharmacist has a 2.8 L bottle of cough syrup. If she fills a bottle that is 1,200 ml, how many ml of cough syrup does the pharmacist have left?

160 ml
400 ml
1,600 ml
4,000 ml

Answers

Answer: 1,600 ml

Step-by-step explanation:

You can arrive at this answer by subtracting the amount of cough syrup used (1,200 ml) from the initial amount in the bottle (2.8 L, which is 2,800 ml).

2,800 ml - 1,200 ml = 1,600 ml

I hope this helps :)

Answer: 1,600 mL

Step-by-step explanation:

1. convert the 1,200 mL to L, which is 1.2 L.

2. Subtract that value from 2.8 L, equaling 1.6 L

3. Convert the 1.6 L back into mL by multiplying by 1000, which is equivalent to 1600 mL.

JUST ANSWER PART B I REALLY NEED HELP

JUST ANSWER PART B I REALLY NEED HELP

Answers

Answer: B

Step-by-step explanation: if not im sorry

it’s a because it’s a negative slope and the y axis is 38.967

Help me please I don't know what to do.

Help me please I don't know what to do.

Answers

Answer is B, there ya go.

the second one!!


hope this helps!

Find the volume of the rectangular prism.

Find the volume of the rectangular prism.

Answers

Answer:

V = 27 m³

Step-by-step explanation:

The volume (V) is calculated as

V = lbh ( l is length, b is breadth, h is height )

here l = b = h = 3 , then

V = 3 × 3 × 3 = 9 × 3 = 27 m³

Answer:

the answer is 27

Step-by-step explanation:

its just length x width x height so 3 x 3 x 3 whixh is 27

❗ 100 POINTS ❗
PLEASE HELP ASAP! :D

 100 POINTS PLEASE HELP ASAP! :D

Answers

Answer:

Just as in any market, the price of labor, the wage rate, is determined by the intersection of supply and demand. When the supply of labor increases the equilibrium price falls, and when the demand for labor increases the equilibrium price rises. ... Thus, MRPL is simply the product of MPL and the price of the output.

Please help i’ll give brainliest!

For which set of data are the median and mode the same number?

A. 4, 5, 7, 7, 8, 10
B. 3, 5, 6, 8, 8, 9
C. 5, 5, 6, 8, 9, 10
D. 4, 5, 7, 8, 9, 9

Answers

Answer: A

Step-by-step explanation:

median: 7+7=14

14/2=7✅

mode: 7 shows up the most (twice)

I will have to say as I the first person that is on top of my comment the answer is A

Suppose we are writing a calculation to the left of 72÷3. Write an expression that also have a quotient of 24. Be prepared to explain your reasoning.

Answers

Answer:

192 divided by 8 = 24

Explanation. Because 24 x 8 = 192

Step-by-step explanation:

You have a pizza with diameter 12
2
3 in., and a square box that is 12.65 in. across. Write 12
2
3 as a decimal. Can you fit the pizza inside the​ box?
What is the decimal expansion for 12
2
3​?
A.12.6
B.12.65
C.12.6
D.12.66
pls help me

Answers

Answer:

D is the right choice and no you cannot fit the pizza inside the box.

Step-by-step explanation:

D is the answer because to turn 2/3 into a decimal you would divide 2 by 3 and the answer you would get would be 0.66666666666...You would then add 12 to the answer and get 12.6666... Once you get this answer you would round it to the hundredths to get 12.67 but since that is not an option you could use D, 12.66 inches.

Answer:

I believe the answer is D.

Step-by-step explanation:

GOOGLE

Natalia lives in a house that is 2 meters below sea level. Natalia goes to school every day, which is 13 meters above sea level. How many meters does Natalia travel, in altitude, when going from home to school?

Answers

Answer: Natalia travels 15 meters to get from home to school

She travels 15 meters to go to school

Solve for u. -9–4u=-u

Answers

Answer:

u = -3

Step-by-step explanation:

-9 - 4u = -u

    +4  = +4

Add 4u to both sides.

-9 = 3u

Divide both sides by 3

-9/3 = 3/3

-3 = u

Answer: The variable u  is equal to -3 for this equation.

Step-by-step explanation:

To solve this variable equation, you will need to follow these steps:

Rewrite the equation, moving 9 to the other side, adding it on both sides, and simplify

-4u = -u + 9

After that, move u to the other side of the equation, also adding it on both sides and simplify

-3u = 9

Then divide both sides by -3, simplify it one last time and you will get your answer!

-3

Therefore, the answer to this equation would be equal to negative three or -3. Hope this helps!

15 points pleasee helpp !!

15 points pleasee helpp !!

Answers

Answer:

288mm3

Step-by-step explanation:

Each of the past 7 days, Deon traveled 49.9 miles. How many miles did he travel in all?​

Answers

349.3 miles in all :)

Answer:

The answer is pretty simple. You are just going to multiple 7, the amount of days by 49.9, the amount of miles per day. The correct answer would be 349.3. Hope this helps!

Again, could I please have some help with an explanation? And if possible, could someone explain basic set notation to me?

Again, could I please have some help with an explanation? And if possible, could someone explain basic

Answers

i’m pretty sure it is C because if it is both X and Y, it should be both of the numbers

HELP ME PLEASE!!!! QUICK!!

HELP ME PLEASE!!!! QUICK!!
HELP ME PLEASE!!!! QUICK!!

Answers

Answer:

For the First Question, the answer is x = 2

For the Second Question, the answer is x = -1.5

The first one is X=4
The second one is X=1.5

I NEED CORRECT AND DETAILED STEP BY STEP ANSWERS!!
PLEASE DONT COMMENT RANDOM THINGS OR IRRELEVANT THINGS
!!!!

PERSON WHO ANSWERS CORRECTLY WILL RECIEVE 10 POINTS !! AND BRAINLIEST!! AND A THANKS!!

I NEED CORRECT AND DETAILED STEP BY STEP ANSWERS!!PLEASE DONT COMMENT RANDOM THINGS OR IRRELEVANT THINGS!!!!PERSON

Answers

Answer:

Step-by-step explanation:

Let's start by finding the sum of the list of nine numbers, which we can then use to find the value of the remaining two numbers in the list:

Sum of the nine numbers = mean * number of numbers = 17 * 9 = 153

Let the three modes be a, b, and c. Since they are modes, each of them must appear at least twice in the list.

Let's assume that the numbers in the list are arranged in non-decreasing order. Then we have:

a ≤ b ≤ c

Since a, b, and c are modes, each of them must appear at least twice in the list. We have three cases to consider:

Case 1: Each of a, b, and c appears exactly twice in the list.

In this case, the remaining three numbers in the list are:

x1 = a + 4

x2 = b + 1

x3 = c - 8

We know that x1, x2, and x3 are distinct and not modes of the list. Therefore, they must be among the six numbers in the list that are not equal to a, b, or c. Let's call these numbers d, e, and f, where:

d ≤ e ≤ f

Then we have:

a + b + c + x1 + x2 + x3 + d + e + f = 153

3(a + b + c) + 3(d + e + f) = 153 + x1 + x2 + x3

Since x1, x2, and x3 are distinct and not modes of the list, we have:

x1 > c

x2 > b

x3 < c

Therefore, we can write:

x1 = c + k1

x2 = b + k2

x3 = a + k3

where k1, k2, and k3 are positive integers.

Substituting these expressions into the equation above, we get:

3(a + b + c) + 3(d + e + f) = 153 + a + b + c + k1 + k2 + k3

Simplifying, we get:

2(a + b + c) + 3(d + e + f) = 153 + k1 + k2 + k3

Since k1, k2, and k3 are positive integers, the right-hand side of this equation is at least 3. Therefore, we have:

2(a + b + c) + 3(d + e + f) ≥ 156

We want to find the value of 3(a + b + c), so let's isolate this term:

3(a + b + c) = 2(a + b + c) + (a + b + c)

Since the left-hand side is three times the sum of a, b, and c, and the right-hand side involves the sum of a, b, c, d, e, and f, we need to express d, e, and f in terms of a, b, and c.

From the inequality a ≤ b ≤ c, we have:

a + k3 ≤ b + k2 ≤ c + k1

Adding 4 to the first inequality, we get:

a + k3 + 4 ≤ b + k2 + 4 ≤ c + k1 + 4

Adding -8 to the second inequality, we get:

a + k3 + 4 ≤ c + k1 - 4 ≤ b + k2

Therefore, we can choose d = a + k3 + 4, e = c + k1 - 4, and f = b + k2. Then

A 40 amp fuse carries a temporary 9 % current overload. How many
amps of current flow through the fuse during the overload?

Answers

Answer:

43.6 amp

Step-by-step explanation:

Given

A 40 amp fuse carries a temporary 9 % current overload.

9% current overload means that whatever will be the normal current carrying capacity of fuse, during overload it carries 9% more than that.

Current carrying capacity of fuse is 40 amp.

during overload it carries 9% more

over load current = 9% of 40 amp  = 9/100 *40 = 3.6 amp

total current flowing through fuse during overload = 40 amp + 3.6 amp

                                           = 43.6 amp (answer)

what is 8^{11} ÷ 8^{9}

Answers

Answer:

64

Step-by-step explanation:

Answer: 64

Step-by-step explanation: I don't know how to do the step-by-step, but it's quite easy.

In the figure below, which answer choice correctly identifies the name of two rays?

A.
B.
C.
D.

In the figure below, which answer choice correctly identifies the name of two rays? A. B. C. D.

Answers

Answer:

B

Step-by-step explanation:

It would b since there’s only one ray with and the one with m only has that letter so it would be ray JK and ray KL.

PLEASE HELP
If the domain of a relation is all whole numbers between 2.5 and 7.5, and the range contains 6 different values, can you determine whether the relation is a function? Explain your reasoning.

PLEASE HELPIf the domain of a relation is all whole numbers between 2.5 and 7.5, and the range contains

Answers

Step-by-step explanation: A relation is said to be a function if each and every element of the domain has a distinct value. value in the range.

It is given that Domain of a relation is a set of all whole numbers between 2.5 and​ 7.5, and the range contains 6 different​ values.

Now, whole numbers between 2.5 and 7.5 are:

There are 4 numbers in the domain and 6 numbers in the range.

That is the elements in domain are less than the elements in the range.

Therefore, this relation is not a function as the domain has fewer values than the​ range, so there must be a domain value which maps to more than one range value.

What the kid said above me said

58, 61, 71, 77, 91, 100, 105, 102, 95, 82, 66, 57

If a value of 80.8° is added to the data, how does the range change?

Answers

Answer:

The original data set would be:

57, 58, 61, 66, 71, 77, 82, 91, 95, 100, 102, 105

So to find the range you would do:

105 - 57 which equals 48.

So the range for the original data set would be 48.

The new data set adding 80.8:

57, 58, 61, 66, 71, 77, 80.8, 82, 91, 95, 100, 102, 105

So to find the range for the new data set you would do:

105 - 57 which would still equal 48.

So the range for the new data set would be 48.

The range for the original and new data set stayed the same.

Step-by-step explanation:

You're welcome.

Step 1: find the original data set is 57, 58, 61, 66, 71, 77, 82, 91, 95, 100, 102, 105.

Step 2: find the range

105 - 57 = 48

The range for the original data set is 48.



The new data set is adding 80.8

Step 1: find the new data set.

57, 58, 61, 66, 71, 77, 80.8, 82, 91, 95, 100, 102, 105

Step 2: find the range

105 - 57 = 48.

The range is still the same for the original and new data set.

if possible,find the missing side length labeled with a question mark. if not possible, explain why. on the left at here are 6 inches 6 inches twice . inside the triangle there are 36 inches 36 inches twice. and the in the bottom there is 20 inches

if possible,find the missing side length labeled with a question mark. if not possible, explain why.

Answers

Answer:

10 inches

Step-by-step explanation:

They're 36 degrees, so corresponding angles are the same, so the middle line is parallel to the bottom line of the triangle.

But the middle line bisects one of the waist lines of the triangle, so this is the middle line, which is equal to half the length of the bottom line

The answer is 10 inches :3
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