SOLUTION: what is 3n minus 2/5 = 7/10

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Question 8234: what is 3n minus 2/5 = 7/10
Answer by bonster(299) About Me  (Show Source):
You can put this solution on YOUR website!
3n - 2%2F5 = 7%2F10
3n -2%2F5+2%2F5 = 7%2F10+2%2F5
3n=7%2F10+4%2F10
3n=11%2F10
3n%2F3=%2811%2F10%29%281%2F3%29
n=11%2F30