Question

решите уравнение 2/3(1 1/2х+3/5)-4/5(5/12-1/2)=1 3/5

Answer 1

2/3(1 1/2х+3/5)-4/5(5/12-1/2)=1 3/5
11/3х + 6/15 - 1/3 + 2/5 = 13/5
11/3х = 13/5 - 2/5 +1/3 -6/5
11/3х = 39 - 6 + 5 - 18 /15
11/3х = 4/3
х = 4/3 ÷ 11/3
х = 4/3 * 3/11
х = 4/11