Уравнение 3.200x + 435*(143-x)=225 340

Question

Уравнение 3.200x + 435*(143-x)=225 340

Answer 1

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Answer 2

3200х+435*(143-х)=225340
3200х+62205-435х=225340
3200х-435х=225340-62205
2765х=163135
х=163135:2765
х=59