Combine Like Terms

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Simplify the following expression
7 - 8c + 3 - 6c 

• -10 + 14c

• -25
• 10 - 14c

• 25c

a + a + a + a

• a + 4 
• 4a 
• a to the fourth power 
• 4a + 4 

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Simplify the Expression:

3a + 7 - 2a

• 8a

• 12a

• a + 7

• 5a + 7

7 - 5m - 10m

• 7 + 15m

• 7 + 5m

• 7 - 5m

• 7 - 15m

3b + b - 2b 

• 3b
• b
• 2b

Simplify:

1 - 5

• 6

• -6

• 4

• -4

Simplify:

-2 - 5

• 3

• -3

• 7

• -7