Writing Linear Equations

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5
• y=1/5x+5
• y=15x+5
• y=10x+5

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which equation best represents the line on the graph?

• y= 1/2x
• y= -1/2x
• y = 2x
• y = -2x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Give the equation for the graph

• y = 5x - 3
• y = 4x + 2
• y =-2x + 5
• y = - 2x + 4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the equation of this line?

• 0
• undefined 
• y = -2
• x = -2

What is the slope in the equation y=2x + 3?

• 2
• 3
• 5
• Cannot be Determined 

Tags

CCSS.8.EE.B.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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Jenny writes the equation y = 1/2x +5.
Why is she incorrect?

• The slope is -2, the equation should be
  y = -2x + 5
• The y-intercept is 4, the equation should be y = -2x + 4
• The slope is -1/2, the equation should be
   y = -1/2x + 5
• The y-intercept is -5, the equation should be y = -2x - 5

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Given these two ordered pairs, write the equation.
(2, 8) (3, 12)

• y = 4x + 8
• y = x + 4
• y = 4x + 4
• y = 4x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write the equation of a line that passes through the point (2,-4) and has a slope of 4.

• y=4x +12
• y=-4x-12
• y= 4x - 12
• y= 4x -4

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