The perimeter of a rectangular pool 160 meters. the length of the pool is 20 meters more than it's width. what is the length?

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2