Linear Equations and Graphing

Which equation represents the following graph?

• y = 3x + 2

• y = -2x + 3

• y = 2x + 3

• y = -3x + 2

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

What is the equation for the line that passes through the points (4,2) and (0,6)?

• y = x + 6

• y = -2x + 2

• y = -x - 6

• y = -x + 6

What is the equation for the line with a slope of 7 and passes through (0,1)?

• y = -7x + 1

• y = 7x + 1

• y = -1/7x - 1

• y = -1/7x + 1

What is the equation of the line that has a slope of 3 and goes through the point (5,4)?

• y = 3x - 11

• y = 3x + 11

• x = 3

• y = -3x - 11

What is the equation of the line in the graph?

• y = 3

• x = 3

• x = 0

Which is the graph of y= -x + 2?

• A

• B

• C

• D

If a system of equations has no solution, what does the graph look like? 

• intersecting lines

• parallel lines

• skew lines

• intersecting lines

Tags

CCSS.8.EE.C.8A

What is the solution?

• (1, -1)

• (-1, 1)

• (0, -2)

• (2, 0)

Tags

CCSS.8.EE.C.8B

What does the x represent in this situation? Manny’s Music Rental charges a fee of $40 plus $25 per month to rent a saxophone. Sid’s Saxophones charges $25 plus $30 per month to rent the same saxophone.
y = 25x + 40
y = 30x + 25

• price of a saxophone

• rental fee

• total cost

• number of months

Tags

CCSS.8.EE.C.8C