а)14х+27х=656
41x = 656
x = 656:41
x = 16б)81y-38y=654;
43y = 654
y = 654:43
y = 15,2в)49z-z=384;
48z = 384
z = 384:48
z = 8г)102k-4k=1960.
98k = 1960
k = 1960:98
k = 20
