Question 222608
2n+3.75 = 7n = 10n-2.25. 
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2n+3.75 = 7n
5n = 3.75
n = 0.75
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7n = 5.25
2n+3.75 = 5.25
10n-2.25 = 5.25
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Always be suspicious when there's more than one equal sign.