Eddie's moving company moved 3 boxes out of mrs. diaz's house. the box labeled "kitchen" was 4 times heavier than the box labeled bedroom. the box labeled "library" was 14 times heavier than the box marked "bedroom". if the combined weight of the boxes was 817 pounds, how much did the box labeled "kitchen" weigh

You borrow $25,000 to buy a boat. the simple interest rate is 4%. you pay the loan off after 10 years. what is the total amount you paid for the loan?

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?  

Provide all steps given to find the answer. simplify: 5(2x+9)²