3.1 friday mastery competition

y = -x - 3

SLOPE is

• 3

• 1

• -1

• -3

Answer explanation

Slope is always a coefficient of x.

y = -x - 3

Y-intercept is

• 3

• 1

• -1

• -3

Answer explanation

Y-intercept is always a constant.

y = -4x - 3

SLOPE is

• 3

• $\frac{4}{1}$

• $\frac{4}{-1}$
  

• -3

Answer explanation

Slope is always a coefficient of x.

 $y\ =\ x\ -\ \frac{3}{4}$  
Y-intercept is

•  $\frac{3}{4}$  
  

• 1

• -1

•  $-\frac{3}{4}$  
  

Answer explanation

Y-intercept is always a constant.

What is the slope of this line?

• 2/3 Up two, right 3

• -2/3 Down 2, right 3

• -3/2 Down three, right 2

• 3/2 Up three, right 2

What is the slope of this line?

• 6/1 Up six, right 1

• -6/1 Down six, right one

• 1/6 up one, right six

• -1/6 down one, right six

What is the y-intercept for this given line?

• (5,0)

• (0,1)

• (7, 0)

• (0, 5)

What is the slope-intercept equation for this line 

(y = mx + b)?

• y= 2x - 6

• y = 6x + 2

• y= -6x + 2

•  $y=(-\frac{1}{6})x+2$  

Which equation shows a slope of -2 and the y-intercept of 3?

• y = -2x - 3

• y = -2x + 3

• y = 3x - 2

• y = 3x + 2

Which graph below shows a zero slope?

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