7x+3=5x-1 Решите,плиз
Ответы:
10-03-2011 00:38
1.people on this road are usually attacked by the criminals 2.monea was stolen from an old lady by the thieves 3. Three men were arrested by the police yesterday 4.problems of crime in this part of the city will be discussed be the city council this week. 5.a new road in this district will be built by them.
10-03-2011 01:36
7х - 5х = -1 - 32х = -4х = -2ответ: -2
10-03-2011 13:47
7х+3=5х-17х-5х= -1-32х=-4х=4:2х=-2.Проверка 7*(-2)+3=5*(-2)-1Все верно
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