The density of a fish tank is 0.4fish over feet cubed. There are 12 fish in the tank. What is the volume of the tank?

8a - (15 - a) = 6 (a - 7) + 15

A store sells only blue and orange hats. For every five orange cats that are sold this store sells 13 blue hats. if 360 hats are sold, how many are blue?

Simplifying (3+x) cubed

On a busy day you clock into work at 6:45 a. m. You clock out for lunch at 12:30 p. m how long did you work before lunch

Dell bought a tree seeding that was 2 1/4 ft tall. During the 1st yr., it grew 1 1/6 ft. After two years, it was 5 feet tall. How much did the seedling grow during the second year?

For what values of k will he graph of y=kx+3 be a descending line

The perimeter of a rectangle is 22m. The length of the rectangle is 1 m less than three times the width Give me an equation and the answer.

Simplify (8x^2+2y-6) + (2x^2+7y)

What fraction is bigger 2/9 or 3/4

Kala earns 41 dollars each week working part-time at a bookstore. She earns one additional dollar for each book that she sells. Let A be the amount (in dollars) that Kala earns in a week if she sells B books. Write an equation relating A to B.