Ответ:
Реши выражения.
\( (69+27)-(18-9)-30+(14+18) = 96 - 9 - 30 + 32 = 87 - 30 + 32 = 57 + 32 = 89 \)
\( (34+19)-3-(15+18)+(28+29) = 53 - 3 - 33 + 57 = 50 - 33 + 57 = 17 + 57 = 74 \)
\( (69+27)-(18-9)-30+(14+18) = 96 - 9 - 30 + 32 = 87 - 30 + 32 = 57 + 32 = 89 \)
\( (34+19)-3-(15+18)+(28+29) = 53 - 3 - 33 + 57 = 50 - 33 + 57 = 17 + 57 = 74 \)