8-3: Slope-Intercept Form

What does "m" represent in y=mx+b?

• y-intercept
• slope
• macaroni
• nothing

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

• 3
• 4x
• 4
• x

What is the y-intercept in the following equation:  y=-4x-5

• -4
• -4x
• 5
• -5

How would you write the equation with a slope of 2/3 and a y-intercept of -3

• y=3/2x+3
• y=2/3-3
• y=2/3x-3
• y=2/3x+3

Write the equation for the line in slope-intercept form.

• y= -1x+3
• y= 4x+3
• y=1/4x+3
• y= -4x+3

Which of these lines has a slope of -3?

• A
• B
• C
• D

Write the equation of the line.

• y= -1x-3
• y= -3x-1
• y=-1/3x-1
• y= -3x-3

Why do we want to think of slope as a fraction?

• rise/run

• run/rise

• Fractions make things better

When the slope is -2, what is our rise/run?

• 1/-2

• -2/-1

• -2/1

• 1/2

What is your slope and y-intercept of this equation? y= 2/3 x + 12

• m= 3/2 b= 12

• m= 12 b= 2/3

• m= 2/3 b= 12

• m= -2/3 b= -12