найдите корни уравнений 1) (101 4/7 - х) : 29= 1/14; 2) (68,7 + х) : 28 1/90=3; 3) 6 17/27: ( х - 76 2/9) = 1 2/3; 4) 131 6/35: ( 24,3+х) =2

(101 4/7 - х):29=1/14101 4/7 - х=1/14 * 29101 4/7 - х=2 1/14х=101 4/7 - 2 1/14х=101 8/14 - 2 1/14х=99 7/14х=99 1/2=99,5(68,7+х):28 1/90=368,7+х=3 * 28 1/9068,7+х=84 1/30х=84 1/30 - 68 7/10х=84 1/30 - 68 21/30х=15 1/3.6 17/27 :(х-76 2/9)=1 2/3х -76 2/9=6 17/27 : 1 2/3х-76 2/9=179/27 * 3/5х - 76 2/9=179/45х=3 44/45 +76 2/9х=3 44/45+76 10/45х=80 9/45х=80 1/5=80,2.131 6/35 :(24,3+х)=224,3+х=131 6/35 :224,3+х=65 1/70х=65 1/70 - 24 3/10х=65 1/70 - 24 21/70х=40 5/7