Expressions and Equations Review

Evaluate the following expressions if a=2, b=3, c=5

2a+2c

• 16

• 14a

• 14

• 16c

Simplify the Expression

2(3a + 4)

• 5a + 8

• 6 + 8

• 6a + 8

• 6a + 6

Simplify the Expression

2a + 5 + 6a + 2

• 8a + 10

• 12a + 10

• 8a + 7

• 15a

Simplify the Expression

(c + 3)2

• 3c +5

• 2c + 6

• 3c + 6

• 2c + 5

Factor the following expression using the Greatest Common Factor:

10c + 25

• 5(2 + 5)

• 5(2c + 5)

• 10(2c +5)

• 2(5c+ 25)

Solve the following Equation

5c = 100

• c = 25

• c = 20

• c = 50

• c = 500

Solve the following equation

x - 10 = 90

• x = 100

• x = 80

• x = 900

• x = 85

Solve the following equation

y + 15 = 45

• y = 60

• y = 50

• y = 30

• y = 3

Solve the following equation

4x = 100

• x = 25

• x = 20

• x = 100

• x = 400

Simplify the following expressions:

3x + 2y + 2x + 8y + 5

• 6x + 16y + 5

• 20xy

• 5x + 2y + 8y + 5

• 5x + 10y + 5