Math homework
Feet=9yards
Answer:
27 feet
Step-by-step explanation:
We know that 3 feet = 1 yard. So, multiply 9 by 3 and you get 27 feet. Hope this helps!
3A rectangular prism net is shown.3 in1 in11 in1 in1 in1 in33331 inWhat is the surface area of the net?143+3+3+3= 6 + 6 = 121212= 14
The prism net shown in the figure consists of 4 identical 3x1 rectangles and two 1x1 squares; therefore,
\(\begin{gathered} A_{rectangle}=3*1=3 \\ and \\ A_{square}=1*1=1 \end{gathered}\)Thus,
\(A_{total}=4A_{rectangle}+2A_{square}=4*3+2*1=12+2=14\)Hence, the surface area of the net is 14in^2
we are being taught to do (eg. x+ (x+2) + (x+4) ) but I dont know how to get the numbers 72,74, and 76
You can write three consecutive even numbers as follow:
2x, 2(x + 1), 2(x + 2)
Considert that the sum of the first number and the second one is 146, then, you have:
2x + 2(x + 1) = 146
Solve the previous equation for x, as follow:
2x + 2x + 2 = 146 simplify like terms left side
4x + 2 = 146 subtract 2 both sides
4x = 146 - 2
4x = 144 divide by 4 both sides
x = 144/4
x = 36
Next, replace the previous value of x into the expressions for the even numbers:
2x = 2(36) = 72
2(x + 1) = 2(36 + 1) = 74
2(x + 2) = 2(36 + 2) = 76
Hence, the even numbers are 72, 74 and 76
Grade 6 module 2 lesson 3 classwork 9/4 ÷ 3/4=
Answer:
9/4 ÷ 3/4 = 3
Step-by-step explanation:
Multiply 3 1/3 x 1 5/6 simplify the answer and write as a mixed number
Please Answer fast
Find the value of x°.
Answer:
X=60°
Step-by-step explanation:
Because the sum of angle of all side of a triangle is 180°
and
if that goes on
the equation become
x°+75°+45°=180°
x°+120°=180°
x°=180°-120°
x°=60° hence prove
Please help!
Solve 3x+2=4x-5(x+6)
Answer:
x = -8
Step-by-step explanation:
3x+2 = 4x-5 (x+6)
=> 3x+2 = 4x-5x-30
=> 3x-4x+5x = -2-30 (arragning the like terms together)
=> 4x = -32
=> x = -32/4
=> x = -8
Answer:
x = -8
Step-by-step explanation:
First, we want to take care of the multiplication on the second half, so we can more easily manipulate the sides:
\(4x-5(x+6) = 4x - (5x + 30) = -x - 30\)
With that out of the way, we can start isolating the sides:
\(3x+2 = -x - 30\)
\(3x+2(+x) = -x - 30(+x) = 4x+2 = -30\)
\(4x+2(-2)=-30(-2) = 4x = -32\)
Now that we have x isolated, we can divide both sides by 4 to get our answer:
\(4x(/4) = -32(/4) = x=8\)
\(x=-8\)
If there are 43,560 square feet in an acre, and there are 7.5 gallons in a cubic foot, calculate gallons of irrigation water per square foot?
The gallons of irrigation water is 326,700 gallons per square foot
Given:
area of the land, A = 43,560 ft²/acre
7.5 gallons = 1 ft³
To find:
number of gallons per square foot
Note:
1 acre = 43,560 ft²1 acre-foot = 43,560 ft³The number of gallons per square foot is calculated as;
\(= \frac{43,560 \ acre}{ft^2} \times \ foot\times \frac{7.5 \ gallons}{ft^3} \\\\= \frac{43,560 \ acre-ft}{ft^2} \times \frac{7.5 \ gallons}{ft^3} \\\\= \frac{43,560 \ ft^3}{ft^2} \times \frac{7.5 \ gallons}{ft^3}\\\\= \frac{43,560 \ ft^3}{ft^3} \times \frac{7.5 \ gallons}{ft^2}\\\\=(43,560\times 7.5) \frac{gallons}{ft^2} \\\\= 326,700 \ \frac{gallons}{ft^2}\)
Therefore, the gallons of irrigation water per square foot is 326,700 gallons per square foot.
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Paul says thatX/Ycan result in either a positive or negative quotient.Is Paul correct? Explain why or why not and use examples to support your answer.
Are the expressions
5
(
x
+
2
)
+
10
and
5
x
+
12
equivalent, and why?
Answer:
Yes it is equivalent
Step-by-step explanation:
Simply 5(x+2)+10 and you will get 5x+12
Translate and solve: 24.67 is what percent of 129? Rounded to the nearest tenth of a percent.
Answer:
31.8
Step-by-step explanation:
24.67x129
=>31.82
=>31.8
Sandro would like to retire at age 60 with an income of $1500 per month from his
retirement savings. If he is to receive these payments until he is 90 years old, what
amount would he need in his retirement savings account at age 60, if the account
earns 4.5% compounded monthly?
The amount (present value at age 60) that Sandro would neet in his retirement savings account in order to have a monthly income of $1,500 until he is 90 years old, compounded at 4.5% monthly is $296,041.74.
How the present value is computed:The present value is computed using an online fiance calculator that discounts the future withdrawals (monthly income) for a 360-months period.
End of withdrawal period = 90 years old
Beginning of withdrawal period = 60 years old
The number of years between 60 and 90 = 30 years
N (# of periods) = 360 months (30 years x 12)
I/Y (Interest per year) = 4.5%
PMT (Periodic Payment) = $-1,500
FV (Future Value) = $0
Results:
Present Value (PV) = $296,041.74
Sum of all periodic payments = $540,000 ($1,500 x 360 months)
Total Interest = $243,958.26
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find the maximum number of turns the graph
state the number of real zeros.
describe the end behavior.
2) f(x) =−x³ + x² − 4
Answer:
The maximum number of turning points of a polynomial function is always one less than the degree of the function. A turning point is a point of the graph where the graph changes from increasing to decreasing (rising to falling) or decreasing to increasing (falling to rising).
graph in image
Step-by-step explanation:
What amount of a 80% acid solution must be mixed with a 55% solution to produce 600 mL of a 60% solution?
Answer:The amount of a 80% acid solution that must be mixed with a 55% solution to produce 600 mL of a 60% solution can be calculated using a simple algebraic equation. Let x represent the amount of the 80% acid solution in mL that needs to be mixed with the 55% solution.
The equation can be set up as follows:
0.80x + 0.55(600 - x) = 0.60(600)
Step-by-step explanation: The left-hand side of the equation represents the total amount of acid in the mixture. The first term, 0.80x, represents the amount of acid from the 80% solution, and the second term, 0.55(600 - x), represents the amount of acid from the 55% solution. The right-hand side of the equation represents the total amount of acid in the final 60% solution, which is 60% of 600 mL.
By solving this equation for x, we can determine the amount of the 80% acid solution that needs to be mixed with the 55% solution. Once we have the value of x, we can then calculate the amount of the 55% solution by subtracting x from 600 mL.
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Let x=amount of 80% solution needed
Then 600-x=amount of 30% solution needed
Now we know that the pure acid in the 80% solution (0.80x) plus the amount of pure acid in the 30% solution ((0.30)(600-x)) has to equal the amount of pure acid in the final mixture(0.40*600), so our equation to solve is:
0.80x+0.30(600-x)=0.40*600 get rid of parens
0.80x+180-0.30x=240 subtract 180 from each side
0.80x+180-180-0.30x=240-180 collect like terms
0.50x=60 divide each side by 0.50
x=120 ml---------------------amount of 80% solution needed
600-x=600-120=480 ml---------------amount of 30% solution needed
CK
120*0.80+480*0.30=0.40*600
96+144=240
240=240
Let g(x) be the indicated transformation .Write the rule for g(x) f(x)=x+2 reflection across the y-axis
The given function is
\(f(x)=x+2\)The transformation is a reflection across the y-axis. This transformation is defined as
\(g(x)=f(-x)\)Therefore, the transformed function is\(g(x)=-x+2\)Lake Michigan's volume is approximately 1209.18 cubic miles and its surface area is approximately 14,332,090 acres. By 2022 the water level had fallen 26 inches from the high water level of 2020. What is the percentage change in the lake volume over that time? Hint: Consider the depth of a box with the volume and surface area of the lake.
Lake Michigan's volume is approximately 1209.18 cubic miles and its surface area is approximately 14,332,090 acres. By 2022 the water level had fallen 26 inches from the high water level of 2020. What is the percentage change in the lake volume over that time? Hint: Consider the depth of a box with the volume and surface area of the lake.
Percentage change in the volume of the lake would be 35.1%.
What is percentage change?Percentage change equals the change in value divided by the absolute value of the original value, multiplied by 100.
\($C = \frac{x_2 - x_1}{x_1}\)
Given is that Lake Michigan's volume is approximately 1209.18 cubic miles and its surface area is approximately 14,332,090 acres. By 2022 the water level had fallen 26 inches from the high water level of 2020.
Percentage change in the volume of the lake over time can be calculated as follows. Volume of water left -
V = 1209.18 - 26% of 1209.18
V = 1209.18 - 314.4
V = 894.78
Percentage change in the volume -
|894.78 - 1209.18|/894.78 x 100
314.4/894.78 x 100
35.1%
Therefore, Percentage change in the volume of the lake would be 35.1%.
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Robert put hot dogs on the grill. There were 6 rows with 3 hot dogs in each row. How many hot dogs did Robert grill in all?
Answer:
:)
Step-by-step explanation:
6 rows w/ 3 hot dogs in each row
Pretend a | is a hot dog
| | |
| | |
| | |
| | |
| | |
| | |
Count them - there are 18 hot dogs
Or you can do 6 x 3 which would also be 18!!
Pls give points and mark as brainliest I NEED IT tysm!! Hope this helps :)
i need help!!!! does anyone know this..!!???
The period of oscillation is 3 seconds
What is period of oscillation?A Oscillation is the periodic change of a measure around a central value or between two or more states, usually in time.
The time taken for an oscillating particle to complete one cycle of oscillation is known as the Period of oscillating particle. It is measured in seconds
Oscillation can also be vibration or revolution or cycle.
Therefore, using the graph to determine the period. Then the wave particle made a complete oscillation at 3 second.
This means that the period of the particle is 3 seconds.
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what is 6 x 18 using the distributive property
Answer:
6 x (9 + 9), (6 x 9) + (6 x 9), 54 + 54 = 108
Those are the answers for the blanks, hope this helped! :)
which is greater 9.24 or 9.058
Answer:
it would be 9.24
Step-by-step explanation:
;)
Answer:
9.24
Step-by-step explanation:
9.24
will be the answer
HELO URGENT WILL GIVE BRAINLIEST IF CORRECT
find the area of the polygonb
Answer:
A=b×h
A=3x5
A=15
ggggggggggg
Evaluate the expression when b= 2 and c=-5. -b+6c
Answer:
-32
Step-by-step explanation:
- 2 + 6 * -5 = -32
Answer:
- 32
Step-by-step explanation:
- b + 6 c
Where we've
b = 2 and c = -5- ( 2 ) + 6 ( -5 )
- 2 - 30
Dewan’s bank account balance is -$16.75. He deposits checks totaling $23.59. What is his new balance? -$1.08
Answer:
$6.84
Step-by-step explanation:
This is quite a simple question, simply add the new deposited amount into the original balance to get your answer.
Original balance: -$16.75Deposit: $23.59New balance: -$16.75 + $23.59 = $6.84If a total of 20 cups of onions and carrots were used, how many batches did the chef make? 4 batches 5 batches 8 batches 10 batches
Answer:
The answer is 4 batches I tried it and it was right
Step-by-step explanation:
Answer:
its A i got it right
Step-by-step explanation:
Fill in the blanks below with the correct units. (a) Carmen saw an elephant at the zoo. The elephant's mass was about 5000 ? . (b) Deandre drank about 300 ? of juice with lunch. (c) Martina's family went on a hike that was about 9 ? .
Answer:
a. 5000 kg
b. 300 ml
c. 9 hours
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.
Let R be the region bounded by the following curves. Use the shell method to find the volume of the solid generated when R is revolved about the x- axis.
y = Sqrt x , y = 0, and x = 81
V = ? (Type an exact answer in terms of pi)
Answer:
\(V=47239.2\pi \)
Step-by-step explanation:
We are given that
\(y=\sqrt{x}\)
y=0
\(x=81\)
When y=0 then x=0
Using shell method
Volume of solid
\(V=2\pi \int_{a}^{b}xf(x)dx\)
Using the formula
Volume of solid
\(V=2\pi \int_{0}^{81} x(\sqrt{x})dx\)
\(V=2\pi \int_{0}^{81}x^{\frac{3}{2}}dx\)
\(V=2\pi [\frac{2}{5}x^{\frac{5}{2}}]^{81}_{0}\)
\(V=2\pi\times \frac{2}{5}((81)^{\frac{5}{2}})\)
\(V=47239.2\pi \)
absolute value for |-6 3/4|
Answer:
6 3/4 I'm pretty sure
Step-by-step explanation:
2x+8=80 please help I am in a test rn helppppp!!!!!
Answer:
x=36
Step-by-step explanation:
first subtract 8 into 80, then divide it with two and you will find the answer for x
Answer:
36
Step-by-step explanation:
Start off by subtracting 8 from each side.
Once you do that your equation will now look like this--->2x=72
To get ride of the 2 you have to divide by 2 on each side.
2x=72
/2 /2
x=36
I hope this helps, and have a great day! :)