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Who to solve 6n+2f=736 and 10n+2f=920 by doing elimination
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5 votes
Who to solve 6n+2f=736 and 10n+2f=920 by doing elimination

User David Basalla
by
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1 Answer

5 votes
A) 6n+2f=736
B) 10n+2f=920
Multiply equation A) by -1
A) -6n -2f= -736 Then add to equation B)
B) 10n+2f=920
4n = 184
n = 46

B) 10*46 +2f =920
B) 460 + 2f = 920
B) 2f = 460
B) f = 230


User Juan Ariza
by
6.4k points
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