Expressions Terms

Simplify the following expression:
(5 + 4x) + (2x - 8)

• 13 + 6x

• 6x - 3

• 6x - 13

• 6x + 3

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression:

3x + 6 + 7x

• 10x + 6

• 21x + 6

• 16x

• 9x + 7

• 15

• 12

• 18

• 21

Translate the phrase into an algebraic expression: "Seven less than twice a number."

Identify the constant term of the expression 4n + 6 - 5n.

• 4

• 6

• n

• -5

3a + 2 + a

• 4a + 2

• 5a

• 6a

• 2a + 2

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

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

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

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

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

• -2x - 12

• 10x + 12

• -10x - 12

• -2x + 12