what would the slope be if y=x

The equation d=65t models the distance, d, that Malcolm's family travels after t hours. Malcolm's family travels 65 miles per hour faster than Theo's family.

The equation d=65t models the distance, d, that Malcolm's family travels after t hours. To calculate how much faster Malcolm's family travels than Theo's family, we must first know the speed of Theo's family. Let's say Theo's family travels at 25 miles per hour. To calculate the difference in speed between the two families, we must subtract 25 mph from 65 mph. The difference is then 40 mph, meaning Malcolm's family travels 40 mph faster than Theo's family.

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Answer:

8

Step-by-step explanation:

If the area is 32 and the formula for area of a triangle is base * height / 2, and you have base = 8 and height = x and area = 32, this would be:

8 * x / 2 = 32

Now, solve:

\(8x/2=32\\4x=32\\x=8\)

Answer:

x=8

Step-by-step explanation:

Area is equal to half of the base times the height. We are told that the area is 32and the base is 8, so we can write this equation:

32=1/2(8)h

Multiply 1/2 by 8:

32=4h

Divide both sides by 4:

h=8

So now we know that x (the height) equals 8.

HTH :)

Answer: 40

Step-by-step explanation:

Answer:

40 degrees

Step-by-step explanation:

A triangle angle should equal up to 180 degrees so

90 + 50 = 140

180 - 140 = 40 degrees

Answer:

942

Step-by-step explanation:

If 5 is the radius and 12 is the height, and the formula of a cylinder is  V=πr^2h, we can substitute.

V=π(5)^2(12)

5^2 is 25, and 25 times 12 is 300.

300π, and that would be approximately 942.

942

Answer: You got 57 points out of 60.

Step-by-step explanation: Hope this helps :)

Answer:

the persson who aswered this got it right ( up there or down there )

Step-by-step explanation:

Answer:

7:45

Step-by-step explanation:

2 hours and 15 minutes can also be written as

2:15

if the movie takes 2:15 long and begins at 5:30, add both which is. 5:30+2:15

=7:45

therefore the movie ended at 7 hours and 30 minutes which can also be written as7:45

Answer:

rlkgj3ypihjepvwr'kg3tyhjl3jofj 'y4ujk

Step-by-step explanation:

epoijreohrj3oewmydwlmh5lu6jm;s,dky608jp

Answer: #3 is 156.86

Step-by-step explanation:

First you Multiply 136.40 by .15. It comes out to 20.46. Then add 136.40 and 20.46 together

Answer:

The answer is 7 socks.

Step-by-step explanation:

To ensure one matching pair, you need to pull out 4 socks. If none of the first three match, the fourth one will guarantee a matching pair.

You will then need to pull out 3 more socks, for a total of 7 socks, to ensure two matching pairs.

Answer:

27=1x×x/2

27×2=x×x

54=x^2

x= 7.348469228

Step-by-step explanation:

\(p = \frac{x + a}{b} \)

\(p \times b = x + a\)

\(pb - a = x\)

\(therefore \: \: \: x = pb - a\)

hope it helps you

Answer:

x=pb-a

hope it helps you :)

Answer:

50+80*x

Step-by-step explanation:

Answer:

sadadacvfbrdgsdzf

Step-by-step explanation:

Answer:

16 years

Step-by-step explanation:

Principal amount (P) = $600

Rate of interest (R) = 2.75%

Simple interest (S.I.) = $264

Let t denotes time period.

\(S.I.=\frac{PRT}{100}\)

\(264=\frac{600(2.75)t}{100} \\\\t=\frac{264(100)}{600(2.75)}\)

\(t=16\) years.  

Therefore,

interest of $264 will be earned in 16 years.

Answer:

x=-7

Step-by-step explanation:

Set up an equation: 1/5x+3x=2x+42 This is the equation. Now solve.x+3x=10x+42 4x=10+42 6x=-42 x=-7 Hope this helps :D

Answer: Ask someone you trust for help.

Step-by-step explanation: I chose this answer because if someone is struggling from depression you don't want to go off and tell people about it, I'm not completely sure if this is the answer but i know that the other answers are better. Definitely avoid judgment or shame.

Given that the square region has been partitioned into 5 identical rectangular regions, and the perimeter of each rectangular region is 30. We are to find the perimeter of the square region.

As we know that the perimeter of a rectangle is given by P= 2 (l + b)
Let's say the length of the rectangle is 'l' and the breadth of the rectangle is 'b'. Since the five rectangular regions are identical, all of them will have the same length and breadth. Let's take the length and breadth of each rectangular region as x and y respectively. So, the perimeter of each rectangular region is given by P = 2(x + y) = 30Given P = 30, we get2(x + y) = 302x + 2y = 30x + y = 15... equation (1)
We know that the square region is partitioned into 5 identical rectangular regions. Therefore, the length of the square region will be 5 times the length of the rectangular region and the breadth of the square region will be the same as the breadth of the rectangular region. So, length of the square region = 5x, and breadth of the square region = y.
The perimeter of the square region = 2(5x + y) = 10x + 2yAs we know that x + y = 15 (from equation 1)So, 10x + 2y = 10(x + y) + 8y= 10(15) + 8y= 150 + 8y. Therefore, the perimeter of the square region is 150 + 8y.

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Answer:

6.82%(or -6.82%, it depends)

Step-by-step explanation:

95.2-88.7=6.5

6.5/95.2=6.82%

The function f(x) = 1/x is not defined for x = 0, so it cannot be considered as a function from R to R. Similarly, the function f(x) = √x is not defined for x < 0, as the square root of a negative number is not a real number. Therefore, f(x) = √x is also not a function from R to R.

What is a real number?

A real number is a number that can be expressed as a decimal or a fraction, including integers, rational numbers (fractions), and irrational numbers (such as √2 or π). Real numbers can be plotted on the number line and have properties like addition, subtraction, multiplication, and division.

In the case of f(x) = 1/x, the issue arises because division by zero is undefined in mathematics. As x approaches 0 from the positive side, the function approaches positive infinity, and as x approaches 0 from the negative side, the function approaches negative infinity. This discontinuity at x = 0 makes it impossible to define a unique output value for f(0), which is necessary for a function.

For f(x) = √x, the square root function is only defined for non-negative values of x. Taking the square root of a negative number would require introducing complex numbers, but in this case, we are dealing with a real function. Hence, f(x) = √x is not defined for x < 0 and cannot be considered as a function from R to R.

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Answer:

IF WE DIVIDE THE VOLUME OF SPHERE BY 20 WE WILL GET THE VOULUME OF HEMISPHERE

Step-by-step explanation:

WEN A QUESTION ARISES IN THE EXAMINATION TO FIND THE VOLUME OF HEMISSPHERE WE CAN FIND THE AREA OF THE SPHERE AND DIVIDE BY 2.

To fit a quadratic function of the form f(t) = c₀ + c₁t + c₂t² to the given data points, we can use the method of least squares. The goal is to find the coefficients c₀, c₁, and c₂ that minimize the sum of the squared differences between the observed y-values and the predicted y-values.

Using the given data points: (0, 7), (1, 8), (2, -3), and (3, -6), we can set up a system of equations to solve for the coefficients c₀, c₁, and c₂.

Using the general form of the quadratic function, we have the following equations:

7 = c₀ + c₁(0) + c₂(0)²

8 = c₀ + c₁(1) + c₂(1)²

-3 = c₀ + c₁(2) + c₂(2)²

-6 = c₀ + c₁(3) + c₂(3)²

Simplifying these equations, we get:

c₀ = 7

c₀ + c₁ + c₂ = 8

c₀ + 2c₁ + 4c₂ = -3

c₀ + 3c₁ + 9c₂ = -6

Solving this system of equations will give us the coefficients c₀, c₁, and c₂ that represent the quadratic function that best fits the given data points using the least squares method.

By solving the system of equations, we can determine the specific values of c₀, c₁, and c₂, and substitute them back into the quadratic function f(t) = c₀ + c₁t + c₂t² to obtain the final fitted quadratic function.

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Answer:

bro what to find in this question. Hope you understand me

Step-by-step explanation:

Please mark me brainliest thanks

Answer:

Step-by-step explanation:

( x + y ^)2 finds the area of the outer square by squaring its side length.

z²  + 4( 1/2xy )  finds the area of the outer square by adding the area of the inner square and the four triangles.

Answer:

1) (x+y)^2

2) z^2+4(1/2xy)

Step-by-step explanation:

( x + y )^2 finds the area of the outer square by squaring its side length.

z²  + 4( 1/2xy )  finds the area of the outer square by adding the area of the inner square and the four triangles.

Answer:

YES

Step-by-step explanation:

To solve this inequality, you need to multiply both sides by -5.

When you multiply or divide both sides of an inequality by a negative number, you must flip the inequality symbol.

Answer: YES

It takes approximately 86.67 hours for Alex, Bethany, and Carol to collectively finish a total of 26 miles. This is determined by calculating the harmonic mean of their individual running speeds.

To determine how many hours it takes for Alex, Bethany, and Carol to collectively run a total of 26 miles, we need to consider their individual running speeds. Alex runs at a rate of 26 miles in 6 hours, Bethany runs at a rate of 26 miles in 5 hours, and Carol runs at a rate of 26 miles in 4 hours.

To find the total time it takes for them to finish 26 miles together, we can calculate the harmonic mean of their individual running speeds. The harmonic mean is used because it accounts for the different rates at which they run.

The formula for the harmonic mean is given by:

Harmonic Mean = Total Distance / (1 / Speed1 + 1 / Speed2 + 1 / Speed3)

Substituting the values, we have:

Harmonic Mean = 26 / (1 / 6 + 1 / 5 + 1 / 4)

To simplify the equation, we find the common denominator:

Harmonic Mean = 26 / ((5 + 6 + 7) / 60)

Harmonic Mean = 26 / (18 / 60)

Harmonic Mean = 26 / (3 / 10)

Harmonic Mean = 26 * (10 / 3)

Harmonic Mean ≈ 86.67

Therefore, it takes approximately 86.67 hours for Alex, Bethany, and Carol to collectively finish a total of 26 miles.

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