LEVEL 1
Solve the system by substitution:

 $y=3x+1$ 

  $3x+y=7$  

• (1, 4)

• (2, 1)

• (0, 1)

• (3, -2)

• (6, 7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL 1
Solve the system by substitution:

 $y=2x+7$ 

  $2x+y=-1$  

• (-2, 3)

• (1, -3)

• (5, 17)

• (2, -5)

• (-1, 1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL 2
Solve the system by substitution:

 $y=4x-3$ 

  $3x-y=1$  

• (2, 5)

• (0, -3)

• (1, 0)

• (-2, -7)

• (3, 8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL 2
Solve the system by substitution:

 $y=-x+2$ 

  $-2x-y=-6$  

• (4, -2)

• (1, 1)

• (3, 0)

• (-2, 10)

• (-5, 16)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL 3
Solve the system by substitution:

 $y=3x-2$ 

  $4x+2y=6$  

• (1, 1)

• (0,3)

• (-2, 7)

• (2, -1)

• (-4, 11)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL 3
Solve the system by substitution:

 $y=-3x-1$ 

  $x+3y=13$  

• (-2, 5)

• (13, 0)

• (1, 4)

• (-1, 2)

• (7, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL 4
Solve the system by substitution:

 $4x-2y=2$ 

  $x=y-1$  

• (2, 3)

• (5, 6)

• (1, 0)

• (-1, -2)

• (-2, -5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL 4
Solve the system by substitution:

 $-x+3y=4$ 

  $x=2y-1$  

• (5, 3)

• (1, 1)

• (-3, -1)

• (-2, 2)

• (-1, 0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL: Don't Overthink it!
Solve the system by substitution:

 $x=2$ 

  $y=5y+3$  

• (2, 13)

• (1, 8)

• (0, 3)

• (-4, -17)

• (-1, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

LEVEL: Don't Overthink it!
Solve the system by substitution:

 $x=2-y$ 

  $y=5$  

• (-3, 5)

• (1, 1)

• (-2, 4)

• (4, 6)

• (5, 7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6