Math Lesson 1 Review

5 * (6 -3)

• 3

• 10

• 15

• 24

2^2 * (12/4) - 3

• 4

• 9

• 12

• 16

8 / (4 - 2)

• 2

• 4

• 6

• 8

(3 + 5) * 2

• 10

• 12

• 14

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7 + 3 * (9 - 6)

• 10

• 16

• 18

• 24

Evaluate the expression if x = 4 and y = 2.

xy - y

• 4

• 6

• 8

• 10

Evaluate the expression if w = 3, x = 2, and y = 1.

w * (xy - y)

• 1

• 3

• 4

• 7

Substitute x= 1 into the expression  $7\div x-\left(x\times5\right)$  

• 2

• 1

• -5

• 0

If y = 4,find the value of 3y + 5

• 27

• 12

• 17

• 20

If a = 4, b = 5 and c = 6, find 2c-a-b

• 4
• 3
• 6
• 5