Н139 Решите уравнения
а)2х+9=13-х
б)14-у=19-11у
в)0.5а+11=4-3а
г)1.2n+1=1-n
д)1.7-0.3=2+1.7m
e)0.8х+14=2-4а

Помогите срочно у меня минут 30-40​
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