Решить уравнения :
а) 22х+х-10=59
б) (7а-2а) *8=80
в) 7х-4х-55,2=63,12
г) 4,7у-(2,5у+12,4)=1,9
д) (9,2 -m) *3,2=16
Можно решить не все
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