Question

(x+3)/7=(2x-1)/5
/-дробная черта

Answer 1

5×(х+3)=7×(2х-1) 5х+15=14х-7 5х-14х=-15-7 -9х=-22 х=22/9 х=2 4/9

Answer 2

14х - 5х = 15 + 7; 9х = 22; х = 22/9 = 2 4/9