Question

Решите уравнение.
1) 4/7х + 1 3/7 = 6/7х - 5 5/7;

2) 2(х-3)-4(х+1)=5х-38;

3) 5/9х+ 17/9=2/9+7/9;

4) 2(х+2)-4(х-3)=5х+9.

Answer 1

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