Evaluate Algebraic Expressions

Evaluate: 3 + m

If m = 4

Evaluate: z - b

If z = 9 and b = 4

Evaluate: 3x

If x = 9

Evaluate: n/4

If n = 16

Evaluate: 4y

If y = 3

• 7

• 12

Evaluate: 8a - b

If a = 10 and b = 6

• 74

• 38

• 1000

• 9000

Evaluate: 6a - 3d

If a = 1 and d = 2

• 3

• 12

• 1

• 0

Evaluate: 8y + 12 - 2z

If y = 4 and z = 2

• 40

• 20

• 84

• 34

Evaluate: a² - b²

If a = 4 and b = 2

• 4

• 20

• -4

• 12

Evaluate: 2(a - 5) + 2

If a = 15

• 22

• 27

• 14

• 7