Carlos harvests cassavas at a constant rate. He needs 353535 minutes to harvest a total of 151515 cassavas. Write an equation to describe the relationship between ttt, the time, and ccc, the total number of cassavas.

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Last week jason walked 3 1/4 miles each day for 3 days and 4 5/8 miles each day for 4 days. about how many miles did jason walk last week?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?