Предмет: Математика, автор: Узбагойся007

Решить уравнение:
4.8х+3.7х+3.4=15.3
Найти среднеорифметически:
7.6 5.6

Ответы

Автор ответа: kika1mika11

0

4.8х+3.7х=15.3-3.4

8.5х=11.9

х=11.9:8.5

х=1.4

2) 7.6+5.6=13.2:2=6.6 среднеарифметическое

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