Marilyn earns $150 per month delivering newspapers plus $7 an hour babysitting. If she wants to earn at least $300 this month, how many hours will she have to babysit?

Let a, b, c, and d be constants. Describe the possible solution sets of the inequality ax+b

Combining like terms 4x+-9

What are two lines in the same plane called? a. transversal b. parallel c. perpendicular d. none of these

Cheyenne's total pay varies directly with the number of hours she works. If she works 5 hours, she earns $75. How much does Cheyenne earn if she works 8 hours?

A hippopotamus can remain under the water for twenty five minutes. it takes a hippopotamus three minutes to come to the surface for air before going under the water again. A hippopotamus stays in the water for four hours.

The water around a Florida power plant in the winter averages 22.5 °C. Isaiah measured the water temperature, t, every week for five weeks and recorded the difference between each measured temperature and 22.5 °C by calculating t - 22.5.

The slope of the graph of the y=2x-2 is 2. What is the y-intercept?

How many 1/3 cups are in 9 cups?

Factor the trinomial below x^2-13x+40

What is 512 divided by 52