Combine Like Terms and Solve Equations

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

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Simplify the expression: 3x + 2x

• 5x

• x

• 6x

• 5

-6k + 7k=

• k

• -k

• 12k

• -12k

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

After combining like terms in the following equation, what would be the result: 64x + 48 = -8x - 22 + 2x

• 64x + 48 = -10x -22

• 112 = -28x

• 64x + 48 = -6x - 22

Solve for x:

-16 + 3n + n + 2 = 3n + 2n + 1

-4x - 10x

• -14

• 6x

• -6x

• -14x

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

Solve:
-4x = 24

• 20

• -20

• 6

• -6