Create and equation

Question

jerome bought a sweater that was in sale for 20% off. He paid $25.10 for the sweater, including the sales tax of 8.25 percent. Create and equation to fund the original price of the sweater

Answer 1

p represents original price

0.8p represents sale price

0.8p + 0.0825(0.8p) represents sale price plus tax

 

25.10 = 0.8p + 0.0825(0.8p)