document.write( "Question 120946: I need help solving for N. I can guess the right answer (which is 4) and use the \"plug in and try\" method, but I need to know the right steps to solve it. We do not have a math textbook at school. Teacher writes on board and then hands out homework sheets, so I have nothing to refer back to when it comes time to do homework!\r
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document.write( "Problem:
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document.write( " 44 divided by N = 15 minus N\r
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document.write( "Thank you kindly. My mom is usually very good at math and algebra, but for some reason tonight she just can't work it out!\r
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Algebra.Com's Answer #88737 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 44 divided by N = 15 minus N \r \n" ); document.write( "\n" ); document.write( "44/N = 15-N \n" ); document.write( "Multiply thru by N to get: \n" ); document.write( "44 = 15N-N^2 \n" ); document.write( "Rearrange: \n" ); document.write( "N^2-15N+44 = 0 \n" ); document.write( "Factor: \n" ); document.write( "(N-11)(N-4)=0 \n" ); document.write( "N=11 or N=4 \n" ); document.write( "================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |