SOL 8.16 Part 2

Which two scenarios correctly identify the independent variable?

• In a daycare, the number of kids determines the number of teachers. The number of teachers is the independent variable.

• The amount of money Jerry earns depends on the number of lawns he mows. The number of lawns is the independent variable.

• The amount of flour Casey determines the number of cookies she can make. The amount of flour is the independent variable

• The number of bows Sarah depends on how much ribbon she has. The number of bows Sarah makes is the independent variable.

• The amount of grass seed needed depends on the size of the yard in square feet. The grass seed is the independent variable.

Which is an equation for a line with a slope of -4 and a y-intercept of 5?

• $y=5x\ -\ 4$

• $y\ =\ -4\ x\ +\ 5\$

• $y\ =\ -\ \frac{4}{5}x$

• $y\ =\ -\frac{5}{4}x$

Which table of values represents a line with a slope of -1 and a y-intercept of 4?

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Which describes the

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• The slope of the line is positive because the line is increasing from the left to the right

• The slope of the line is positive because the line is decreasing from the left to the right

• The slope of the line is negative because the line is increasing from the left to the right

• The slope of the line is negative because the line is decreasing from the left to the right

• The slope is positive

• The slope is negative

• The slope is zero

• The slope cannot be determined

• It has a slope of -2

• It has a slope of -1

• It has a slope of 0

• It has a slope of 2

Select two graphs with negative slopes

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