7(x-2)-5(6x+3)=-1-9x
7(x-2)-5(6x+3)=-1-9x 7х - 14 - 30х - 15= -1 - 9х -23х - 29 = -1 - 9х -23х + 9х = -1 + 29 -14х = 28 х= -2