Ответ:
-2×2x-(-2)×y+(-2)×3=-4x+2y-6
-1×3m-2n×(-1)+p×(-1)=-3m+2n-p
am+5m-bm-cm
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Ответ:
-2×2x-(-2)×y+(-2)×3=-4x+2y-6
-1×3m-2n×(-1)+p×(-1)=-3m+2n-p
am+5m-bm-cm