Решите уравнения: 1)
а)-(7-3у)=8-8(2-у)
б)-5(2-2х)=2(х-3)+4
в)2х-4(х+7)=3(2-х)
2)
а)1,26х+3,58=1,74х+6,46
б)0,8-(5,12+0,08у)=4,92у-у
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