((259 - (45 + х)) - 18 = 125;

Question

((259 - (45 + х)) - 18 = 125;

Answer 1

Вот решение
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Answer 2

((259-(45-х))-18=125
259-(45-х)=125+18
259-(45-х)=143
45-х=259-143
45-х=116
х=45-116=-71
Х=-71

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