N-Gen Unit 5 Lesson 2 Checkpoint

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.8.EE.C.8A

Solve the system of equations using substitution:
-4x + 4y = 8
y = -2x - 10

• (-4, -2)
• (12, -34)
• (4, -18)
• (-2, -6)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using substitution:
y = 2x + 5
2x + 2y = 4

• (1, 7)
• (7, 1)
• (2, 9)
• (-1, 3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The first step in solving using the substitution method is __________.

• get x by itself
• get y by itself
• get either variable by itself
• add the equations together

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to this system?

• (-2, -2)
• (2, -2)
• (-2,2)
• (2, 2)

Tags

CCSS.8.EE.C.8B

x = 4

y = x + 8

What is the solution?

• (12,4)

• (4,4)

• (4,12)

• (-4,-4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x = 2

y = x - 2

What is the Solution?

• (2,0)

• (0,2)

• No Solution

• Many Solution

Tags

CCSS.8.EE.C.8B

y = -3

y = x + 5

What is the solution?

• (-8,-3)

• (-3,-8)

• (-3,8)

• (8,-3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x = y + 1

x - y = 3

What is the solution?

• (3,1)

• (1,3)

• No Solution

• Many Solutions

Tags

CCSS.8.EE.C.8B

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6