Algebra 1 Evaluating Algebraic Expressions

Evaluate when x = 2 and y = 5:
2 + (12 - 5x) ⋅ 2y

• 22

• 40

• 142

• -86

Evaluate the expression if m = 5 and q = 3

m² + 12q

• 73

• 36

• 25

• 61

What is the first thing you do when evaluating an expression

• Substitute value in for the variable

• Combine like terms

• Parenthesis

An algebraic expression must have a number (constant), a variable, and an ________________.

• letter

• solution

• operation

• equal sign

Evaluate the Expression if p = 7 17 - p

• 24

• -10

• 10

• -7

Evaluate the Expression if s = 10

24 + s

• 240

• 14

• 34

• 2410

Evaluate the expression if a = 3 and b = 4.

ab ÷ 3

• 11

• 4

• 3

• 1

Evaluate the expression if a = 3 and b = 4.

2a + 8

• 31

• 14

• 16

• 12

Evaluate the expression if c = 1/3

9c

• 27

• 3

• 27

• 6

2x + 5(y - 1) when x=8 and y=5

• 20

• 31

• 36

• -4