document.write( "Question 312857: joe has a total of $580 consisting 5$ and 10$ bills. If he has 76 bills in all, how many of each type does he have?\r
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Algebra.Com's Answer #223699 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! joe has a total of $580 consisting 5$ and 10$ bills. If he has 76 bills in all, how many of each type does he have? \n" ); document.write( "--------------- \n" ); document.write( "Quantity Equation: f + t = 76 \n" ); document.write( "Value Equation::: 5f+10t = 580 \n" ); document.write( "---------------------------------- \n" ); document.write( "Solving by elimination: \n" ); document.write( "Multiply thru the 1st equation by 5 to get: \n" ); document.write( "5f + 5t = 5*76 \n" ); document.write( "5f +10t = 580 \n" ); document.write( "----- \n" ); document.write( "Subtract 1st from 2nd and solve for \"t\": \n" ); document.write( "5t = 200 \n" ); document.write( "t = 40 (# of ten-dollar bills) \n" ); document.write( "---- \n" ); document.write( "Since f+t=76, f = 76-40 = 36 (# of five-dollar bills) \n" ); document.write( "========================================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |