Question

Homer 428 1,3 плиз помогите

Answer 1

10*8/15=4x
16/3=4x
x=16/3:4=16/3*1/4
x=4/3=1 1/3

137/45x+37/30x=55/9
274/90x+111/90x=55/9
385/90x=55/9
x=55/9:385/90=55/9*90/385
x=10/7=1 3/7