If m = 5x -3xy + 6y and n = -8x -7xy + 9y , Find 2m +n
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Anonymous:
yes mainhununknown your answer is correct
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Question :⤵⤵
If m = 5x -3xy + 6y and n = -8x -7xy + 9y , Find 2m +n.
ANSWER : , ⤵⤵
we have, 2m + n
where, m= 5x -3xy and
n= -8x-7xy + 9y
Now by putting valu of m and n,
= 2(5x -3xy ) - 8x -7xy + 9y
= 10x - 6xy - 8x - 7xy + 9y
= 2x - 13xy + 9y
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