6(7x-11)-13(x-6)=14(2x+1)
42х-66-13х+78=28х+14 29х+12=28х+14 29х-28х=-12+14 х=2
6(7х-11)-13(х-6)=14(2х+1)
42х-66-13х+78=28х+14
29х+12=28х+14
29х-28х=14-12
х=2