Question

Add (5x+6y+z ) (2x-y-z)​

Answer 1

Answer:

5x+6y+z×2x-y-z

then

5x×2x=10x

+6y-y=5y

z-z=0

10x+5y+0 is the equation

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Answer 2

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$5x + 6y + z + 2x - y - z \\ = > 7x + 5y$

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hops this may help you

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