Solve Equations by Combining Like Terms

Solve: 

 $6x+3x=18$  

• x = 1/2

• x = 2

• x = 6

• x = 1/3

Tags

CCSS.8.EE.C.7B

Solve: 

 $7x-4x=27$  

• x = 9

• x = 27/11

• x = 11/27

• x = 1/3

Tags

CCSS.7.EE.B.4A

Solve:

 $6x+5x=11$  

• -2

• -1

• 1

• 2

Tags

CCSS.8.EE.C.7B

Solve:

 $3b+6b=63$  

• b = -7

• b = 9

• b = 7

• b = 21

Tags

CCSS.7.EE.B.4A

Solve:

 $4r-8+7-6r=-9$  

• r = 4

• r = -12

• r = 12

• r = -4

Tags

CCSS.8.EE.C.7B

Solve:

 $7x-3x-8=24$  

• x = 8

• x = -8

• x = -4

• x = 4

Tags

CCSS.7.EE.B.4A

Solve:

 $6x-5+7x=34$  

• x = 31

• x = -3

• x = 3

• x = -31

Tags

CCSS.8.EE.C.7B

Solve:

 $-15+3x-7x=-43$  

• x = 7

• x = -7

• x = 58/4

• x = -14/5

Tags

CCSS.8.EE.C.7B

Solve:

 $12-10x+5x=-18$  

• x = 6/5

• x = 2

• x = 6

• x = -6

Tags

CCSS.8.EE.C.7B

Solve:

 $2n+3n+7=-43$  

• n = -43/12

• n = -10

• n = -56/5

• n = 10

Tags

CCSS.8.EE.C.7B