Simple Substitution

What is the value of the y-coordinate of the solution to the system of linear equations given?

• -4

• -1

• 1

• 7

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the value of the z-coordinate of the solution to the system of linear equations given?

• -5

• 5

• 7

• 8

Solve for x and y by using the substitution method. y = 2x + 1 y = 4x - 1

• (1,3)

• (-1,-3)

• (-1,3)

• (3,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system by using the substitution method

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using the substitution method

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using the substitution method.

x + 3y = 9

2x + y = −2

• (3,2)

• (-2, 2)

• (3, -4)

• (-3, 4)

• (0.5, -3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x = y +2

x + y =10

What is the solution?

• (6,4)

• (4,6)

• No Solution

• Many Solution

Tags

CCSS.8.EE.C.8B

Solve for x and y by using the substitution method. 3x + 2y = 16 y = -7x + 19

• (-2,5)

• (-2,-5)

• (2,-5)

• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve for x and y by using the substitution method.

y = -2x

4x - y = 0

• (1,2)

• (0,0)

• No Solutions

• Infinite Solutions

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve for x and y using the substitution method. 5x + 3y = 7 y = 4

• (4,1)

• (4,-1)

• (1,4)

• (-1,4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6