8 Lesson 16: Solving Systems of Equations using Substitution

y = 11

y + 4x = 35

• (6, 11)

• (-9, 11)

• (11, 6)

• (11, -9)

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 = 2x - 4

7x - 2y = 5

• (-1, -6)

• (-1, -8)

• (-2, 6)

• (1, -8),

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:
y = -1x - 5
4x - 8y = 4

• (-3, -2)
• (5, -7)
• (3, 9)
• (-5, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:

y = 7x + 9

2y + 4x = -18

• (5, 0)

• (9, 18)

• (-2, -5)

• (1, 16)

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.8A

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.8.EE.C.8A

Which graph represents a system of equations with no solution?

• 
• 
• 
• None of the above

Tags

CCSS.8.EE.C.8A

Which graph represents a system of equations with infinite solutions?

• 
• 
• 
• None of the above

Tags

CCSS.8.EE.C.8A

What is the solution to the system?

• (3, -1)
• (2, -6)
• No Solution 
• (6, -2)

Tags

CCSS.8.EE.C.8A