Y - 0.8x = 0.5 5y - 2.5 = 4x
*Substitution
ANSWER CORRECTLY WITH SHOWN WORK, PLEASE AND HURRY!!

275/20 simplified (lmbo it told me to add more characters)

A80-foot piece of siding is cut into three pieces so that the second piece is four times four times as long as the first piece and the third piece is five times as long as the first piece. if x represents the length of the first piece, find the lengths of all three pieces.

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary