Задача 56683 ...
Условие
1) √x = 7 - x
2) √x² - x = 2x - 3
3) √x - 1 = 3 - x
4) √3x +1 + √x = 11
5) √9 - x - √4 - x = 2
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Решение
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1) √x = 7 - x
2) √x² - x = 2x - 3
3) √x - 1 = 3 - x
4) √3x +1 + √x = 11
5) √9 - x - √4 - x = 2