Решите уравнение:
1) 3,4х-4 = 4,8-х;
2) 2х+ 7=х+5,5;
3) 5-3х=2х-8;
4) 9,5х+2=5,7х-5,6;
5) 1,5х+8=3,1х+16;
6) 2,9х+7,4=х+17.
Очень нужно.
За ранее спасибо.
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