Предмет: Математика, автор: kirillgrigorov

Найдите значения выражения, предварительно упростив его:

(b+179) - 89   при b= 56, 75

(839+c) - 239  при c= 37, 98

Ответы

Автор ответа: кук4
0
б +90    подставляем б =56    56 +90 =146       б = 75    56 + 75=131
600 +с    подставляем с=37   600+37=637       с =98    600 + 98 =698
Автор ответа: фиалка2002
0
(b+179)-89=(179-89)-b при b=56 то 90+56=146 и так  с другим

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