Topic 10 Review

Find the slope of the line passing through (3, 7) and (-1, 4). $m=\frac{y_2-y_1}{x_2-x_1}$  

• 4/3

• 3/4

• 11/2

• 2/11

The slope of every horizontal line is

• 1

• 0

• -1

• undefined

Find the equation in slope-intercept form (y = mx + b) of the line with a slope of -2 and a y-intercept of 4

• y = -2x

• y = 4x - 2

• y = -2x + 4

• y = 2x - 4

Find the equation in slope-intercept form of the line graphed.

• $y=\frac{2}{3}x-1$

• $y=\frac{3}{2}x-1$

• $y=\frac{2}{3}x+\frac{3}{2}$

• $y=\frac{3}{2}x+\frac{2}{3}$

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

(Use the x and y intercepts)

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Determine which linear equation(s) are in standard form

(Ax + By = C)

Select ALL that apply

• $3x+2y=-1$

• $\frac{3}{2}x+\frac{4}{5}y=-7$

• $4x+3y=12$

• $5x-7y=3$

Which of the following graph(s) has a positive slope?

Select ALL that apply

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Which of the following graph(s) has a y-intercept of -3?

Select ALL that apply

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Write the equation in slope-intercept form (y = mx + b), that has a y-intercept of 2 and a slope of -3

Fill in the blank with increasing or decreasing

A slope of -3 means a graph is________________