-9(6х-1)=-45(2х+2.6)
-9(6х-1)=-45(2х+2.6) -54х+9=-90х-117 90х-54х=-117-9 36х=-126 х=-3.5
-54х+9= -90х-117 -54х+90х= -117-9 36х= -126 х= -3,5