Need asap! will put brainliest if correct! the length of a rectangle is three times its width. the perimeter of the rectangle is 100 inches. what are the dimensions of the rectangle?

do it in solving linear systems by substitution.

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955