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Find a number that is 9 less than twice its opposite.

Find a number that is 9 less than twice its opposite.
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3 votes
Find a number that is 9 less than twice its opposite.

User Carmella
by
8.0k points

1 Answer

1 vote
Let the number be n

n-9 = 2(-n)
n-9=-2n
3n = 9
n = 3

User Sunny Milenov
by
8.2k points
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