Evaluating Algebraic Expressions

Evaluate when a = 15:
2(a - 5) + 2

Zoe is buying apples. Each apple costs 3x + 8   dollars. If x = 2, how much does one apple cost?

• 13

• 14

• 15

• 16

Mia is calculating the cost of buying 2x² - 5 apples, where each apple costs $2. If she buys 3 apples, how much will she spend in total? 

• 31

• 12

• 7

• 13

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

What is the first step in solving this problem:
12 ÷ 6 (3) + 8

• multiplication
• addition
• division
• subtraction

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Kai is buying supplies for a project. If a = 2 and b = 8, calculate the total cost:
6 + 7b - 3a

• -100

• 100

• -56

• 56

Evaluate 4y  if       y = 3

Abigail has 2 packs of pencils, each containing y pencils.

How many pencils does she have when y = 8?

• 16

• 12

• 10

• 8

Evaluate: 3(x + 4)

when x = 2

Hannah is buying 6 packs of pencils, each containing (2x + 3) pencils.

How many pencils does she have in total when x = 4?

• 108

• 51

• 24

• 66