Question

买水瓶和茶杯花了136元。水瓶14元一只，茶杯2元一只，买的茶杯比水瓶多36只，买水瓶和茶杯各多少只

写算式解答

Answer 1

设买茶杯x只，则买水瓶x-36 则
14*（x-36 ）+2*x=136
解得x=40
买茶杯40只 买水瓶x-36 =4只