Simplifying Algebraic Expressions

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

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

3x - 5x

• 2x
• 8x
• -2x
• 15x²

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

-r -10r

• 11r
• -11r
• 9r
• -11

Simplify the following expression:
a - 8 - 10

• 2a - 18
• a - 18
• a - 2
• a + 18

Evaluate the expression.    Let     c = 3     d = 2
3c + 7d

• 27
• 21
• 29
• 23

Evaluate the expression.        Let    a = 4
5a + 7a - 8

• 48
• 28
• 40
• 35

Which number is the coefficient?

6f² - 9

• 6

• f

• 2

• 9

Which number is the constant?

5g³ + 2

• 5

• g

• 3

• 2

eight plus triple the number of shirts
Let s = number of shirts

• 8 + 3s
• 8 + s
• 3s - 8
• s(8 + 3)