CCSS.Math.Content.8.F.A.3

If f(x) = 2x-9, what is f(3)?

• 6
• -3
• 3
• -6

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CCSS.Math.Content.8.F.A.3

A line is parallel to   y = 2x - 7.
What is it's slope?

• -2
• 1/2
• -1/2
• 2

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CCSS.Math.Content.8.F.A.3

Lee charges $3 for a basket and $2.50 for each pound of fruit picked at the orchard. Write an equation in y = mx + b form for the total cost of x pounds of fruit from the orchard.

• y = 3x + 2.5
• y = 2.50x + 3
• y = 2.50x 
• y = 3x + 2.50

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CCSS.Math.Content.8.F.A.3

For the equation
y - 3 = 2(x + 4),
the line has a slope of 2 and contains what point?

• (-4, 3)
• (3, -4)
• (-3, -4)
• (-4, -3)

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CCSS.Math.Content.8.F.A.3

Which of these represents slope-intercept form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

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CCSS.Math.Content.8.F.A.3

Are these two lines parallel, perpendicular or neither?
y = -1/3x - 5
y = 1/3x + 2

• Parallel
• Perpendicular
• Neither

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CCSS.Math.Content.8.F.A.3

Which of these represents slope-intercept form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

Tags

CCSS.Math.Content.8.F.A.3

Which Graph has a slope of zero?

• Red
• Blue
• Neither

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CCSS.Math.Content.8.F.A.3

Which equation is in proper slope intercept form?

• y=5+2x
• 5y=x+5
• y=2x+5
• 4y+2x=8

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CCSS.Math.Content.8.F.A.3

What is the equation of the line of best fit?

• y = -25x + 170

• y = -5/8x + 170

• y = 25x + 170

• y = 5/8x + 170

Tags

CCSS.Math.Content.8.F.A.3