# SOLUTION: Solve (n)/(n-3)+n=(7n-15)/(n-3)

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 Click here to see ALL problems on Graphs Question 151730: Solve (n)/(n-3)+n=(7n-15)/(n-3) Answer by jim_thompson5910(28598)   (Show Source): You can put this solution on YOUR website! Start with the given equation. Multiply every term on both sides by the LCD . Doing this will eliminate all of the fractions. Simplify Distribute Subtract from both sides. Add 15 to both sides. Combine like terms. Notice we have a quadratic equation in the form of where , , and Let's use the quadratic formula to solve for n Start with the quadratic formula Plug in , , and Negate to get . Square to get . Multiply to get Subtract from to get Multiply and to get . or Break up the expression. So our answers are or which approximate to or