Slope Review

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In the formula y=mx+b the b represents what?

Y-Intercept

Is the slope positive, negative, or zero? y = 0x-12

Zero

Mrs. Durham purchases turkey from the deli counter for $3.25 per pound. She also purchases a loaf of bread from the bakery for $4.50. Which equation can be used to represent the total cost, c, of Mrs. Durham's purchase of bread and t pounds of turkey?

c = 3.25t + 4.50

A balloon is released from the top of a 75-foot building. The balloon rises at a rate of 2 feet per second. Which equation describes h, the height of the balloon in feet from the ground after s seconds?

h = 2s + 75

Look at the set of ordered pairs. {(-8, 3), (-6, 2), (-4, 1), (-2, 0)} Which of the following shows the correct equation for the function represented by the ordered pairs?

y = -0.5x - 1

A function is represented by the following set of ordered pairs. {(-3, -13), (0, -7), (3, -1), (6, 5)} Which equation represents the function?

y = 2x - 7

What is the slope of this line from these points? (-3, 8) and (-2, -3)

-11

What is the slope?

-2

What is the y-intercept?

0

What is my y-intercept?

1

What is the slope of the graph?

1

What is the y-intercept?

12

What is the slope?

2

What is the y-intercept of the graph?

2

Calculate the slope of the following two points: (3,5) and (4,8)

3

What is the slope?

5

What is the slope of this line? Hint: RISE over RUN

50

The student correctly graphed the linear equation. True or false?

False.

Is the slope positive, negative or zero? y = -8x+20

Negative

Is the slope positive negative or zero? y = 9x-5

Positive

In the formula y=mx+b the m represents what?

Slope

The formula for rise/run (rise over run) is what?

y2-y1/x2-x1

What is the correct linear equation?

y=-2x+12


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