The weather coming in summer

Solution: Assume that before the price adjustment, carbonated drinks cost X yuan per bottle, and before the price adjustment, juice drinks cost 7-X yuan per bottle.

3( 1+ 10%)X+2( 1-5%)(7-X)= 17.5

Solution: x =3

A: Before the price adjustment of each carbonated beverage, 3 yuan, and before the price adjustment of each fruit juice beverage, 4 yuan.