Systems of Equation by Substitution

y = −2
4x − 3y =18

• (3,-2)
• (-2,3)
• (2,-3)
• (3,3)

What is the solution to this system?
y = x + 5
4x + y = 20

• (3,8)
• (8,3)
• (0,2)
• (2,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations.

y = 4x + 1

3x + 2y = 13

• (1, 5)

• (5, 1)

• (0.25, 2)

• ∅

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to this system?
2x + 3y = 4
y= 5x - 27

• (5,-2)
• (5, 2)
• (2,3)
• (3,2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to this system?

y - 4x = 3

2x - 3y = 21

• (3,-9)

• (-3,-9)

• (-3,9)

• (0,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

This system has _____ solutions

• 0
• 1
• 2
• Infinitely many

Tags

CCSS.8.EE.C.8B

Solve the system of equations.
x + 2y = -3
x - y = -12

• (-9, 3)
• (-7 ,5)
• (3, 15)
• (9, 6)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the  system by substitution. 

y = −6x + 3
−18x − 3y = 4 

• (−3, 8) 
• (−8, −3) 
• (2, −3) 
• No Solution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Decide whether the system has one solution, no solutions, or infinitely many solutions.
-2x + 3y = 12
4y = 3x + 24

• One
• None
• Infinitely Many

Tags

CCSS.8.EE.C.8B

Decide whether the system has one solution, no solutions, or infinitely many solutions.
8x + 2y = 14
2y = -8x + 28

• One
• None
• Infinitely Many