(3x-4)/3+(7x-10)/11=(2x+5)/3-1
11(3х-4) +3(7х-10)=11(2х+5)-1*33 33х-44+21х-30=22х+55-33 33х+21х-22х=55-33+44+30 32х=96 х=96/32 х=3