Expressions Review...so far

Evaluate 3x + 8   if x = 2

• 13
• 14
• 15
• 16

Simplify the expression:
8(5 + w)

• 40 + w
• 40+8w
• 85 + 8w
• 13+8w

Simplify the expression:
5(p - 6)

• 5p - 30
• 5p - 5
• p - 30
• 5p + 11

Which of the following is equivalent to 5(2x + 6)?

• 10x + 30
• 10x + 6
• 40x
• 2x + 30

4a + 9 + a

• 5a + 9
• 3a-9
• 3a + 9
• 5a - 9

Simplify the following expression:
3 + 5x + 8 - 2x

• 7x - 11
• 7x + 11
• -3x + 11
• 3x + 11

8a + 3a

• 11a
• 5a
• 11
• a

7(a + 8) - 5a + 4

• 2a + 60
• -5a + 60
• 2a + 56
• 7a + 4

A letter used to represent a number value in an expression or an equation

• term

• coefficient

• constant

• variable

A part of a mathematical expression separated by addition or subtraction symbols

• constant

• term

• equation

• variable