Evaluating Expressions

Evaluating Expressions

and

Solving Equations

Evaluating Expressions

• Substitute the variable for the given number

• Don't forget PEMDAS

• Evaluate (find the value)

Multiple Choice

Evaluate the Expression 3 + (a-7), a=12

• 6

• 7

• 9

• 8

Multiple Choice

Evaluate b² + 4

when b = 3

• 10

• 12

• 13

• 11

Multiple Choice

Evaluate 12 ÷ a + 8

when a = 4

• 1

• 11

• 12

• 2

Multiple Choice

Evaluate 28 ÷ n , n =7

• 4

• 35

• 196

Multiple Choice

Evaluate 5n + 10 , n= 3

• 25

• 63

• 530

Multiple Choice

Evaluate p² , p= 4

• 8

• 6

• 16

Solving Equations

• Isolate the variable

• Use Inverse Operations to Solve

Multiple Choice

Solve the following equation
c / 4 = 4

• 1/4
• 8
• 1
• 16

Multiple Choice

Solve the following equation
1 + a = 15

• 14
• 16
• 12
• - 16

Multiple Choice

What is the inverse operation needed to solve for p?
765 = p - 254

• subtraction
• addition
• multiplication
• division

Multiple Choice

The variable, k, is being divided by 11. How should you show your work to isolate the variable?

• Divide both sides by 11
• Multiply both sides by 11.
• Add 11 to both sides.
• Subtract 11 to both sides.

Multiple Choice

Solve the following equation
14m = 28

• 2
• 14
• 32
• 1/2

Multiple Choice

Solve the following equation
2y = 18

• 36
• 16
• 9
• 20