1)
3(х+1) /8 + 2(5-х)/3 = (16 -13х)/12
(3x+3)/8 +(10-2x)/3=(16-13x)/12 /*24
9x+9+80-16x=32-26x
-7x+89=32-26x
-7x+26x=32-89
19x=-57
x=-57:19
x=-3
2)
5(7-2х)/3 -(4х-2)/9=(х-19)/2
(35-10x)/3 -(4x-2)/9=(x-19)/2 /*18
210-60x-8x+4=9x-171
-68x+214=9x-171
9x+68x=214+171
77x=385
x=385:77
x=5