1.

Xy-[yz-zx-{yx-(3y-xz)-(xy-zy)}]​

Answer»

ANSWER:

X-2yz+2zx+2xy-3y

Step-by-step EXPLANATION:

x-[yz-zx-{YX-(3y-xz-xy+zy)}]

x-[yz-zx-{yx-3y+xz+xy-zy}]

x-[yz-zx-{2xy-3y+xz-zy}]

x-[yz-zx-2xy+3y-xz+zy]

x-[2yz-2zx-2xy+3y]

x-2yz+2zx+2xy-3y



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