Предмет: Математика, автор: пайкатер

восемь Икс плюс 4 умножить в скобках 13 икс плюс 32 равно 308

Ответы

Автор ответа: ivawka2006

8х+4*(13х+32)=308
8х+52х+128=308
60х=308-128
60х=180
х=180:60
х=3

Автор ответа: Аноним

8х + 4 • ( 13х + 32 ) = 308
8х + 52х + 128 = 308
60х = 308 - 128
Х = 180 : 60
Х = 3

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