y=mx+b

Which equation has a positive slope?

• y= 3x + 5
• y= -3x + 5
• y= -3x - 5

Which equation has a negative slope?

• y= 3x + 5
• y= 3x - 5
• y= -3x - 5

Which equation has a negative slope?

• y= ¾x + 5
• y= ⅛x - 16
• y= 9 - ½x
• y= -10 + 4x

Which equation has a negative y-intercept?

• y= 3x + 5
• y= -3x + 5
• y= -3x - 5

Which variable represents y-intercept in the linear equation y=mx+b?

• y
• x
• m
• b

What is the y-intercept of this equation? 
y = 5x + 8 

• (0, 5)
• (5, 0) 
• (0, 8) 
• (8, 0) 

What is the slope of this equation? 
y = 3x - 4 

• 3
• -4
• 3x
• 4

What is Brad's slope in terms of sit-ups?

• 1 sit-up per day
• 5 sit-ups per day
• 15 sit-ups per day
• 15 days per 1 sit-up

Write the equation of the line.

• y=-3x-4
• y=-4x-3
• y=(-3/4)x-3
• y=(-4/3)x-3

y = 3/2x + 3

• slope: 5   y-intercept:  3 
• slope: 3/2   y-intercept:  3 
• slope:  4  y-intercept:  3/2
• slope: 1/5   y-intercept:  5