Combining Like Terms

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

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

6x + 1 + 7x 

• 13x - 1
• 14x 
• 7x + 6x + 1 
• 13x + 1 

7 - 5m - 10m

• 7 + 15m

• 7 + 5m

• 7 - 5m

• 7 - 15m

-3x + 11y - 4x

• 7x + 11y

• -7x + 11y

• 7x - 11y

• 4xy

-9n + 12n + 7

• 28n

• 10n

• 21n + 7

• 3n + 7

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

• -10+14c
• -25
• 10-14c
• 25c

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

Simplify by combining like terms.
m + 9 - 4m

• 5m
• m + 5m
• -3m + 9
• 4m

Simplify the expression:
n -10 +9n -3

• -3
• 9n-3
• n
• 10n -13