Unit 2.1 Quiz Part B

What letter represents the slope in the equation y = mx + b ?

• x

• y

• m

• b

In the following equation, what is the y-intercept?  
y = -3x + 7

• -3

• 7

• -3/7

• 3

_{What is the y-intercept of the line?}

• y = 1/2

• y = 1

• y = -1/2

• y = -1

What is the slope in the equation:  y=4x+3

• 3

• 4x

• 4

• x

Identify the slope and y-intercept of:
y = 1/5x + 5

• slope: 1/6   y-intercept:  4 

• slope: 1/5   y-intercept:  5 

• slope: 5/1   y-intercept:  5 

• slope: 1   y-intercept:  5 

Which graph represents the equation  $y=4x-1$  

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Graph. y = 2/3x - 3

• a

• b

• c

• d

#3 Which graph is correct for y = ⅖x + 2?

• A

• B

#4 Which graph is correct for y = -¾x + 1?

• A

• B

Which graph represents $y=-\frac{3}{2}x+4$  

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