SOLUTION: Hello my question is what is n when 2n+4 3\8=7? Thank you

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Question 753730: Hello my question is what is n when 2n+4 3\8=7? Thank you
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

2n%2B4%283%2F8%29=7....first 4%283%2F8%29=4%2B3%2F8=32%2F8%2B3%2F8=35%2F8
2n%2B35%2F8=7...both sides multiply by 8 to get rid of fraction
2%2A8n%2B35%2A8%2F8=7%2A8
16n%2B35=56
16n%2B35-35=56-35
16n=21
n=21%2F16
n=1.3125