Equations: Combining like terms

6x + 3x = 18

• x = 1/2
• x = 2
• x = 6
• x = 1/3

Tags

CCSS.7.EE.B.4A

Simplify by combining like terms:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

r+4r-1=24

• r=4

• r=5

• r=6

• r=-6

Tags

CCSS.7.EE.B.4A

 $-12\ +\ 4x\ +\ 10\ =\ 14$  

•  $-4$  

•  $4$  

•  $9$  

•  $-2$  

Tags

CCSS.7.EE.B.4A

 $10\ =\ -8y\ -\ 50\ +\ 3y\$  

•  $-8$  

•  $8$  

•  $-12$  

•  $12$  

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

 $-2x\ +\ 20\ +\ 12x\ +\ 12\ -\ 8x\ =\ 68$  

•  $-18$  

•  $18$  

•  $50$  

•  $4$  

Tags

CCSS.8.EE.C.7B

6x - 5 + 7x = 34

• x = 31
• x = 31/13
• x = 3
• x = -31

Tags

CCSS.8.EE.C.7B

-15 + 3x - 7x = -43

• x = 7
• x = -7
• x = 58/4
• x = -14/5

Tags

CCSS.8.EE.C.7B

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Tags

CCSS.7.EE.A.1

12 - 10x + 5x = -18

• x = 6/5
• x = 2
• x = 6
• x = -6

Tags

CCSS.8.EE.C.7B