Ответ:
Решение:
- \( (x + 38) - 59 = 26 \)
\( x + 38 = 26 + 59 \)
\( x + 38 = 85 \)
\( x = 85 - 38 \)
\( x = 47 \) - \( 879 - (458 + h) = 231 \)
\( 458 + h = 879 - 231 \)
\( 458 + h = 648 \)
\( h = 648 - 458 \)
\( h = 190 \)
Ответ: 1) x = 47; 4) h = 190.
