Предмет: Математика, автор: mary886girl

4. Упростите выражение: 31a + 127 + 48a.
Вычислите при a=4; 10.

Ответы

Автор ответа: Mary230999
12
31*a + 127 + 48*a=79*a+127
а) при a=4   
79*4+127=443
б) при a=10
79*10+127=917
Автор ответа: blackcherry7
7
31a+127+48а = 79а+127
79*4+127=443
79*10+127=917
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