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Выполнить действия: р(1)-р(2)
1. р(1)=5ав+4 р(2)=10ав-3
2. р(1)=2ху+4х-5 р(2)=5ху+2х-10
3. р(1)=10а+8-3в р(2)=4+5в-2а
4. Выполнить действия: р(1)+р(2)-р(3)
р(1)= 2авс+3ав-4а+8
р(2)=4авс-10+6а+3ав
р(3)=-4ав-2авс+4-3а
5. Решить уравнение
а) -10(3-4х)+51=7(5х+3)
б) 6х-5(3х+2)=5(х-1)-8
в) 2х+х(3-(х+1))=х(2-х)+12

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