the phone case you want to buy is marked down 30%, and you have a 25% off coupon. You pay $42.00. Can this equation be used to find the original price of the phone case? If so, what is the original price? Explain​

the phone case you want to buy is marked down 30 and you have a 25 off coupon You pay 4200 Can this equation be used to find the original price of the phone cas class=