Pelfrey Evaluating Algebraic Equations

Evaluate the expression when a = -15:

|a - 5| + 2

• 22

• 27

• -18

• 7

Evaluate the expression when p = 9 and q = 2:

|10p - 7q|

• 31

• 76

• -76

• 152

Simplify:
17m - 4 - 15m + 8

• 2m + 4

• 2m + (-12)

• 2m + 12

• 2m + (-4)

Simplify:
-5 - 15n - 10n + 19

• -25n + 14

• -25n + 4

• -5n + 14

• -5n + 24

Translate the phrase into an algebraic expression:

Evaluate when a = 15:
2(a - 5) + 2

• 22

• 27

• 14

• 7

2x + 3 + x²; for x = 4

• 17

• 27

• 19

• 25

8y + 12 - 2z
for y = 4 and z = 2

• 40

• 20

• 84

• 34

Evaluate when x = 8:
2x + x - 10

• 34

• 22

• 14

• 24

Evaluate the expression when x = 3. 
2x² - 5

• 31

• 12

• 7

• 13