RC 2: Describing and Graphing Linear Functions and Inequalities

The table represents some points on the graph of a linear function.

Which function represents the same relationship?

• h(x) = -3x−10.5

• h(x) = -x−3.5

• h(x) = 3x−10.5

• h(x) = x−3.5

What is the y-intercept of the line graphed on the grid?

• 4

• 3.5

• -0.75

• 5.5

Which of the following is equivalent to 3x−4y = 6

• y=-6/7x

• y=-3/4x

• y=4/3x+2

• y=3/4x−3/2

The table represents some points on the graph of a linear function.

What is the rate of change of y with respect to x for this function?

• 2/9

• -9/2

• 9/2

• -2/9

Which graph represents -3x+5y = -15

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The scatter plot shows the monthly high temperatures for Austin, Texas, in degrees Fahrenheit over a 12-month period.

Which function best models the data from Month 1 to Month 9?

• y = -1.6x+111

• y = 3.5x+85

• y = 2.5x+90

• y = -3.3x+130

Given f(x) = 6(1−x), what is the value of f(-8)?

• 42

• 54

• 63

• 45

Which graph can be used to find the solution to the system of equations below?

2x+y = -4

-3y = 2x+12

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Tags

CCSS.8.EE.C.8B

Which table represents y as a function of x?

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Which graph shows a line with an x-intercept of -5?

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