Algebra 1 Review QUIZ 3

Write the equation of the line passing through the point (2, -1) with a slope of -3.

(a)  

Write the equation of the line passing through the points (-4, -7) and (8, -13).

Which scatterplot most likely has a line of best fit represented by y = 3x + 1?

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Tags

CCSS.8.EE.B.5

The graph represents the relationship between the number of candy bars sold and the amount of profit made during the softball team’s candy bar sale. Which is closest to the minimum number of candy bars that must be sold to make a $400 profit?

Which is closest to the minimum number of candy bars that must be old to make a $400 profit?

• 650

• 700

• 750

• 800

Tags

CCSS.HSF.LE.B.5

Which table does not show a direct variation?

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Which graph shows that y varies directly as x?

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Tags

CCSS.8.EE.B.5

Which set of ordered pairs satisfies an inverse variation?

• (6, 3) and (8, 4)

• (2, -3) and (4, 5)

• (4, -2) and (-5, 10)

• (2, 6) and (-3, -4)

In the table below, y varies inversely as x. What is the missing value?

• 1

• 3

• 0.5

• 0.25

If the point (2, -10) lies on the graph of a direct variation, which represents the direct variation equation?

• y = -20x

• y = -5x