document.write( "Question 1146636: the sum of two numbers is 84.if the difference between half of the first number and one third of the second number is 2,find the two numbers \n" ); document.write( "
Algebra.Com's Answer #767918 by VFBundy(438)![]() ![]() You can put this solution on YOUR website! First number = x \n" ); document.write( "Second number = y \n" ); document.write( " \n" ); document.write( "x + y = 84 \n" ); document.write( "x/2 - y/3 = 2 \n" ); document.write( " \n" ); document.write( "Multiply the second equation by 3: \n" ); document.write( " \n" ); document.write( "3(x/2 - y/3) = 3(2) \n" ); document.write( " \n" ); document.write( "3x/2 - y = 6 \n" ); document.write( " \n" ); document.write( "Now, here are your two equations: \n" ); document.write( " \n" ); document.write( "x + y = 84 \n" ); document.write( "3x/2 - y = 6 \n" ); document.write( " \n" ); document.write( "Add the two equations together: \n" ); document.write( " \n" ); document.write( "5x/2 = 90 \n" ); document.write( " \n" ); document.write( "Solve for x: \n" ); document.write( " \n" ); document.write( "5x/2 = 90 \n" ); document.write( " \n" ); document.write( "5x = 180 \n" ); document.write( " \n" ); document.write( "x = 36 \n" ); document.write( " \n" ); document.write( "Now that we know x = 36, we can plug this into any of the previous equations to find y. Use x + y = 84: \n" ); document.write( " \n" ); document.write( "x + y = 84 \n" ); document.write( " \n" ); document.write( "36 + y = 84 \n" ); document.write( " \n" ); document.write( "y = 48 \n" ); document.write( " \n" ); document.write( "First number = x = 36 \n" ); document.write( "Second number = y = 48 |