document.write( "Question 283868: can you please help me with this problem? three times one number minus a second number is 8 and the sum of the number is 12. find the numbers. \n" ); document.write( "
Algebra.Com's Answer #206007 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! three times one number minus a second number is 8 and the sum of the number is 12. find the numbers. \n" ); document.write( "------------------------------ \n" ); document.write( "Equations: \n" ); document.write( "x + y = 12 \n" ); document.write( "3x-y = 8 \n" ); document.write( "---------------- \n" ); document.write( "Add the equations and solve for \"x\": \n" ); document.write( "4x = 20 \n" ); document.write( "x = 5 \n" ); document.write( "------------------- \n" ); document.write( "Substitute into x+y=12 and solve for \"y\": \n" ); document.write( "5+y = 12 \n" ); document.write( "y = 7 \n" ); document.write( "================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |