Ответ:Делим обе части на коэффициент при x: x = 36/(−9) = −4.x = −2,4/0,6 = −4.x = (−5,4)/(−1,8) = 3.x = (−5/14)/(1/7) = −5/2.x = (−1/7)/(−5/6) = 6/35.x = (17/18)/(−17/6) = −1/3.x = (−1)/(2/3) = −3/2.x = 6/(−5) = −6/5.x = 3/12 = 1/4.