Tom had $84.50 and then spent $12.25 for a music cd, $17.85 for a gift, and cv$15.45 for gasoline. how much did he have left?

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

Can someone pls ! pls answer all. no explanation needed..

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?