Review

2x + 5 = 65, the value of x is...

• -30

• 30

• 20

• -20

If p = 7, and q = 5, the result of 2p + 5q = ...

• 31

• 35

• 39

• 40

If a = 7 then b = 6, the result of 9a + 8b is...

• 112

• 115

• 117

• 111

-6p - 7 = 41, the value of p is...

• -6

• 6

• 12

• 4

7a = 49, the value of a is...

• 4

• 7

• 3

• 9

2z = 144, the value of z is...

• 12

• 24

• 32

• 72

4y = 196, the value of y is ...

• 49

• 16

• 21

• 36

4y + 3 = 43, the value of y ...

• -40

• 40

• -10

• 10