Question

17n - 11n - 2n = 511, с проверкой

Answer 1

Пошаговое объяснение:

$17n - 11n - 2n = 511$

$4n = 511$

$n = 511 \div 4$

$n = 127.75$

Проверка:

$17 \times 127.75 - 11 \times 127.75 - 2 \times 127.75 = 511$

$127.75 \times (17 - 11 - 2) = 511$

$127.75 \times 4 = 511$

$511 = 511$