-12х +3xy- 2(x+3xy) Упростите выражение
-12х +3xy- 2(x+3xy) = -12x+3xy-2x-6xy = -14x-3xy
-12x+3xy-2(x+3xy)=-12x+3xy-(2x+6xy)=-12x+3xy-2x-6xy=-14x+3xy-6xy=-14x-3xy
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-12х +3xy- 2(x+3xy) = -12x+3xy-2x-6xy = -14x-3xy
-12x+3xy-2(x+3xy)=-12x+3xy-(2x+6xy)=-12x+3xy-2x-6xy=-14x+3xy-6xy=-14x-3xy