7х-2(5х-3)-4(2-3х)=1 спасибо заралка

⅓

7x - 2(5x - 3) - 4(2 - 3x) = 1

7x - 10x + 6 - 8 + 12x = 1

9x = 1 - 6 + 8

9x = 3

x = 3/9

x = ⅓