Combining Like Terms

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

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

3x-5x

• 2x
• 8x
• -2x
• 15x²

-r -10r

• 11r
• -11r
• 9r
• -11

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

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

• 23
• 23v
• 9 + 14v
• 9v + 14

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y
• 5x + 4y
• 5x - 4y
• 5x -10y

Simplify the following expression:
-10x + 15 - 3x + 2

• 13x² + 17
• -13x² + 13
• -13x + 17
• -7x + 17

Simplify the following expression:
-9(14p - 8) - 4p

• 130p - 72
• 122p - 72
• -130p - 18
• -130p + 72

Simplify the following expression:
-6x + 4(-x - 3)

• -2x - 12
• 10x + 12
• -10x - 12
• -2x + 12

Simplify the following expression:
-7x +5 (1 - 8x)

• -33x + 5
• 5 + 33x
• 47x + 5
• 5 - 47x