Equations of Lines Review

What is the slope and y-intercept of the following equation?
y = ⅕x + 3

• slope = 3, y-int = ⅕

• slope = ⅕, y-int = 3

• slope = ⅕, y-int = -3

• slope = 5, y-int = 3

What is the slope and y-intercept of the following equation?
3x + 4y = 12

• slope = ¾, y-int = 12

• slope = -¾, y-int = 4

• slope = -¾, y-int = -3

• slope = -¾, y-int = 3

Write an equation in slope-intercept form of the line.

• y = 3/2x

• y = x

• y = -x

• y = -3/2x

Write an equation in point-slope form for the line through the given point and with the given slope m. 
(4, 0); m = 4

• y = 4(x - 4)

• y - 4 = 4x

• y - 4 = 4(x - 4)

• y + 4 = 4x

What is the equation in standard form of the line that passes through the point (6, -1) and is parallel to the line 8x+3y=15?

• 8x+3y=-45

• 8x+3y=10

• 8x-3y=45

• 8x-3y=10

Mathematical Equivalence

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Mathematical Equivalence

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Write an equation of the line that passes through (-3, -4) and is parallel to the line y = 4/3x - 9.

• y = 4/3x + 1

• y = -3/4x - 9

• y = 4/3x

• y = -3/4x