Question

418 - 141 + x = 543 ​

Answer 1

Решение:

418 - 141 + x = 543

х = 543 - 418 + 141

х = 266

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418 - 141 + 266 = 543

543 = 543

Answer 2

418-141+х=543
277+х=543
Х=543-277
Х=266