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Mathematics 12 Online
OpenStudy (anonymous):

15-3n=n-1

OpenStudy (lgbasallote):

add 3n to both sides 15 = n - 1 + 3n add 1 to both sides 15 + 1 = n + 3n combine like terms 16 = 4n divide both sides by 4 4 = n does that help?

OpenStudy (anonymous):

yes

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