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Автор - олеся47артём

8x-6y+7x-2y=
27p+14q-16p-3q=
3,5b-2,4c-0,6c-0,7b=
1,6a+4x-2,8a-7,5x=

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Проверено экспертом

Автор - Freakazoid
8x-6y+7x-2y=15x-8y;\ 27p+14q-16p-3q=11p+11q=11(p+q);\3,5b-2,4c-0,6c-0,7b=2,8b-3c;\ 1,6a+4x-2,8a-7,5x=-1,2a-3,5x.
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