(x+y-z)+(3x-5y+7z)-(14x7y-6z)
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Step-by-step explanation:
x + y - Z + 3 x - 5 y + 7z - 98xy - 6z
x + 3x + y - 5y - z + 7z - 6z - 98xy
Now,
4x - 4y + 6z - 98xy Answer.
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