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Автор - ифрат4

решите уравнение 2/ 5- 3/5x=2/5-1/10x+3

Ответ

Автор - nika240303

 frac{2}{5}  -  frac{3}{5} x =  frac{2}{5}  -  frac{1}{10} x + 3
 frac{2}{5}  -  frac{2}{5}  -  frac{3}{5} x  +  frac{1}{10} x - 3 = 0
 frac{1}{10} x -  frac{6}{10} x -  frac{30}{10}  = 0
1x-6x-30=0
-5x=30
x=-6

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