1)(x•29,93): 5,09=7,2 2)0,4•(x-3,08)=6,324 3)( x-9,4)•0,2=3,73 решите уравнения ))

(х*29.93):5.09=7.2
29.93х=7.2*5.09
29.93х=36.648
х=36.648:29.93
х=1.22

0.4(х-3.08)=6.324
0.4х-1.232=6.324
0.4х=6.324+1.232
0.4х=7.556
х=7.556:0.4
х=18.89

(х-9.4)*0.2=3.73
0.2х-1.88=3.73
0.2х=3.73+1.88
0.2х=5.61
х=5.61:0.2
х=28.05