Simplifying, Evaluating Algebraic Expressions

Evaluate if a = 2 and b = 8
6 + 7b - 3a

• -100

• 100

• -56

• 56

evaluate bc + 5a  
when  a = 3, b = 4, and c = -6

• 9

• 38

• -38

• -9

What is the value of
xy + 2z
when x = -2, y = 4, z = -5

• -2

• 28

• 18

• -18

Evaluate:
 -x(y - x) + (3x - y)
when x = -2 and y = 5

• -25

• 3

• -5

• -17

g² - 3(h - g) Evaluate if
g = 3 and h = -2

• 6

• 9

• 24

• 5

2 times the difference of t and 11

• 2t - 11

• 2(t - 11) 

• 2(t / 11)

• 2 x t - 11

4 divided by the sum of a number and 12

• 4 / n + 12

• 4 / 12n

• 4 / (n + 12) 

• (4 / n) + 12

What word phrase can you use to represent "5x + 2"?

• five times the sum of a number x and two

• two times the sum of a number x and five

• a number x times the sum of five and two

• the sum of five times a number x and two

Simplify the expression

29x+8(4y-2x)

• 13x+32y

• 27x+12y

• 31x+32y

• 13x-32y

Simplify the expression

8(2x+3)-13

• 16x+11

• 16x

• 24x+41

• 4-24x