Systems using Substitution

y = 2x + 9

x = -3

• (-3, -33)

• (-3, 8)

• (-3, 3)

• (3, -3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

y = 11

y + 4x = 35

• (6, 11)

• (-9, 11)

• (11, 4)

• (11, -9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6x = y

3y - 4x = 42

• (3, 18)

• (8, 2)

• (2, 8)

• (1, 6)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x = 3y

2x - y =10

• (4, 5)

• (1, 1)

• (5, 8)

• (6, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

y = 2x + 3

y = 5x

• (1, 5)

• (2, 8)

• (1, 1)

• (10, 13)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

y = x + 1

2x - 3 = y

• (3, 5)

• (5, 4)

• (4, 3)

• (4, 5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

y = 2x - 4

7x - 2y = 5

• (-1, -6)

• (-1, -8)

• (-2, 6)

• (1, -8),

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Give the solution to the system

• (3,1)

• (1,3)

• (-1,3)

• a hoppy hippo

Tags

CCSS.8.EE.C.8B

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.8.EE.C.8A

Solve the following systems of equations using substitution:

y = 3 - x

3y + x = 5

• No solution

• (1, 2)

• (3, 0)

• (2, 1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6