Ответ:\(6x=28-x\), \(7x=28\), \(x=4\).\(11x+35=6x\), \(5x=-35\), \(x=-7\).\(9x+7=3x+37\), \(6x=30\), \(x=5\).\(9x-7=5x+29\), \(4x=36\), \(x=9\).\(x+5=8x+19\), \(-7x=14\), \(x=-2\).\(7-3x=6x-65\), \(72=9x\), \(x=8\).