Question

5х+7/8-3х+1/5=1 помогите

Answer 1

(5x +7)/8 -(3x +1)/5 =1

(5(5x+7) -8(3x+1)) /40 =1

25x +35 -24x -8 =40

x +27 =40

x =40 -27

x =13
ответ: x =13