Sgracenluv Sgracenluv

20-04-2017
Mathematics

contestada

-7+3n=-7-3n solution

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MuSiCisLiFe0930 MuSiCisLiFe0930

20-04-2017

n = 0
-7 + 3n = -7 - 3n
-7 + 6n = -7
6n = 0
n = 0

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CeciliaHampton CeciliaHampton

20-04-2017

I believe it would be 0 because +3n and -3n cancel each other out leaving -7=-7. To get all numbers on one side, you have to add 7 to both sides, leaving you 0.

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