Please tell me how you get the answer! swimming at a rate of 40 yards per minute for 30 minutes will burn 150 calories. How many minutes must a person swim at this rate to burn 900 calories?

180

How can you solve an equation with a variable on both sides? complete the explanation. you can solve the equation by using *(blank)* operations to get the variable terms on one side of the equal sign and the constant terms on the *(blank)* side. then *(blank)* both sides by the coefficient of the resulting variable term.

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

What is 20+(5 x 2/5 )+ 3 show your work