8th Grade Math

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

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

Simplify by combining like terms:
3x - 5x

• 2x
• 8x
• -2x
• 15x²

Simplify by combining like terms: 
3x + 2x

• 5x
• x
• 6x
• 5

Simplify by combining like terms:
-r - 10r

• 11r
• -11r
• 9r
• -11

Simplify by combining like terms:
2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Simplify by combining like terms:
 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

Simplify by combining like terms:
n -10 +9n -3=

• -3
• 9n-3
• n
• 10n -13

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

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

Simplify by combining like terms:
3 + 5x + 8 - 2x

• -3x² - 11
• 3x² + 11
• 11 - 3x
• 11 + 3x

Simplify by combining like terms:
-10x + 15 - 3x + 2

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