Завдання 497.

1) (x + 4537) + 5297 = 11342
x + 4537 = 11342 – 5297
x + 4537 = 6045
x = 6045 – 4537
x = 1508
1508 + 4537 = 6045
6045 = 6045
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2) (x + 4792) – 539 = 6397
x + 4792 = 6397 + 539
x + 4792 = 6936
x = 6936 – 4792
x = 2144
2144 + 4792 = 6936
6936 = 6936
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3) (x – 8397) – 5372 = 1792
x – 8397 = 1792 + 5372
x – 8397 = 7164
x = 7164 + 8397
x = 15561
15561 – 8397 = 7164
7164 = 7164
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4) 9797 + (5392 – x) = 10397
5392 – x = 10397 – 9797
5392 – x = 600
x = 5392 – 600
x = 4792
5392 – 4792 = 600
600 = 600
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5) 5372 – (x + 4127) = 973
x + 4127 = 5372 – 973
x + 4127 = 4399
x = 4399 – 4127
x = 272
272 + 4127 = 4399
4399 = 4399
6) 8374 – (5973 – x) = 4392
5973 – x = 8374 – 4392
5973 – x = 3982
x = 5973 – 3982
x = 1991
5973 – 1991 = 3982
3982 = 3982
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