Test on Evaluating and Translating Expressions Positive Values

Evaluate 4y

if y = 3

• 7

• 12

• 43

Write an algebraic expression for "12 more than number". 

• x + 12

• 12x

• x - 12

Write an algebraic expression for "8 less than a number".          

• 8x

• x - 8

• 8 - x

Evaluate 2r + 1

if r = 3

• 24

• 5

• 7

• 8

• 18

• 92

• 7

• 11

Evaluate when a = 15:
2(a - 5) + 2

• 22

• 27

• 14

• 7

Evaluate the expression:
 3a+3b+2a, where a=4 and b=1

• 23

• 22

• 17

• 18

Evaluate the expression if d=12. 3d - 5

• 10

• 35

• 31

• 307

Evaluate the following expression, where r = 30:
10r = _____

• 40

• 20

• 300

• 12

• 26

• 36

• 18