Equations of Lines

Which graph best represents the equation y = -3x + 4?

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Which could be the graph of the equation y = 1/3x - 2?

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What does the b represent in y=mx+b ?

• slope

• y-intercept

What does the 4 represent in y=4x+3 ?

• slope

• y-intercept

What does the 3 represent in y=4x+3 ?

• slope

• y-intercept

What does 6 represent in y=6x+10 ?

• slope

• y-intercept

What is the y intercept of this line?

• 2

• -2

• 3

• -3

What is the slope of this line?

• -4/5, down 4 right 5

• 4/5, up 4 right 5

• -5/4, down 5 right 4

• 5/4, up 5 right 4

What is the slope of the line that passes through these two points (0, -2) and (3, -4)?

• 2/3

• -2/3

• 3

• -2

What is the slope of the line that passes through these two points (8, 4) and (5, 3)?

• 3

• -1

• -1/3

• 1/3