Retest - Equations and Inequalities

x  $$\ge$$  -3

x  $$\le$$  6

x  $$\le$$  3

$$x\ge-6$$  

$3.25

$16.25

$15

$1.25

50x + 400 $$\le$$ 1600

50x + 400 $$\ge$$ 1600

400x + 50 $$\le$$ 1600

400x + 50 $$\ge$$ 1600

$$3\ \frac{1}{2}$$ gallons

$$1\ \frac{1}{4}gallons$$

$$3\ \frac{2}{3}gallons$$

$$4\ \frac{1}{4}gallons$$

3k - 11 = -34

-53 + 4k = 7

$$\frac{k}{3}+\ 17\ =12$$

$$\frac{k}{5}+2.5=0.5$$

500x + 1000 $$\ge$$ 10000

500x + 1000 $$\le$$ 10000

1000x + 500 $$\ge$$ 10000

1000x + 500 $$\le$$ 10000

Erica paid $753.95 for dance classes. She paid $123.95 registration fee and $45 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

Erica paid $753.95 for dance classes. She paid a $45 registration fee and $123.95 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

Erica and her sister paid $753.95 for dance classes. Erica paid $123.95 for each week she was enrolled in the classes. What is the w the number of weeks Erica and her sister were enrolled in the dance classes?

Erica paid $753.95 for dance classes. She paid $123.95 for each week she was enrolled in the classes after using a coupon that gave her $45 off the price per week. What is w, the number of weeks Erica was enrolled in dance classes?