Linear Equation Review

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 
• slope: 3/2   y-intercept:  (0,3) 
• slope:  4  y-intercept:  (0,3/2)
• slope: 1/5   y-intercept:  (0,5) 

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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

• y= -1x+3

• y= 4x+3

• y=1/4x+3

• y= -4x+3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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

• y= -1x-3

• y= -3x-1

• y=-1/3x-1

• y= -3x-3

Write in slope-intercept form: 2x + y = 2

• y = -2x

• y= 2x + 2

• y= -2x + 2

• x = -2x + 2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the equation in slope-intercept form:

-3y + 5x = 12

• y = -4 + 5x

• y = -4 + 5/3x

• y = 4 - 5/3x

• y = 12 + 5x

What is the slope of the line y = x ?

• 0
• x
• 3
• 1

Tags

CCSS.8.EE.B.5

What is the slope of the equation 4y - 3x = -8? 

• -3/4
• 3/4
• 4/3
• -4/3

Tags

CCSS.8.EE.B.5

What is the slope of a horizontal line?

• 0
• 1
• -1
• undefined

Tags

CCSS.8.EE.B.5

Find the rate of change

• 1
• 2
• 11
• Not a constant slope/Non-Linear

A helicopter hovers 40 ft above the ground. Then the helicopter climbs at a rate of 21 ft/s. Write a rule that represents the helicopter’s height h above the ground as a function of time t. 

• h = 40t + 21
• h = 21t + 40
• h = -40t + 21
• h = -21t + 40

Tags

CCSS.HSF-BF.A.1A