Автор - kondrashevaale

Решите уравнения!!
1)13,6y-3,64=1,8 .
2)(3,7а-1,24)*2,5=8

Ответ

Автор - NixTu4ka
1) 13,6y-3,64=1,8
13,6y=1,8+3,64
13,6y=5,44
y=5,44:13,6
y=0,4
2) (3,7a-1,24)*2,5=8
9,25a-3,1=8
9,25a=11,1
a=1,2

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