xy-[yz-zx-{yx-(3y-xz)-(xy-zy)}]
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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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