Equations, Inequalities and Expressions

Ted bought a poster for $12. He now has $5. If m is the money he started with, which equation represents this situation?

• m - 12 = 5

• m - 5 = 12

• m + 5 = 12

• 12 - 5 = m

What is the coefficient of x?
5x - y

• 8

• 1

• 5

• -5

If x = 2, what is y?
y = 5x + 4

• 0

• 4

• 14

• 11

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8

• x ≥ 18

• x ≤ 8 

• x ≤ 18 

x + 4 = 10

• x = 4

• x = 14

• x = 6

• x = 9

Match the graph with its inequality.

• 11 < a

• 11 > a

•  11 ≤ a

•  11 ≥ a

x/5 = 6

• x = 5

• x = 6

• x = 10

• x = 30

Which expression is equivalent to 2(3y)?

• 2 + 3y

• (2 x 3)y

• (2+3y) X (2+3y)

• (2x3) + (2y + 3x)

(5 + 2)²

• 24

• 49

• 144

• 240

How many terms are in this expression?
3 + 7 - 4

• 1

• 2

• 3

• 6