signoriellomarilyn signoriellomarilyn

24-10-2019
Mathematics

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5n+n = - (n+8) + 3 (-8 -3n)

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RichieB21 RichieB21

24-10-2019

Begin by expanding the brackets and collecting like terms.
6n=-n-8-24-9n
6n=-10n-32
Get all variables to one side
16n=-32
Divide both sides by n
n=-2

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