document.write( "Question 475534: Solve each system of equation by substitution or addition? x+y=14, 4x-y=-14 show work. \n" ); document.write( "
Algebra.Com's Answer #326088 by stanbon(75887) ![]() You can put this solution on YOUR website! x+y=14 \n" ); document.write( "4x-y=-14 \n" ); document.write( "---- \n" ); document.write( "Add and solve for \"x\": \n" ); document.write( "5x = 0 \n" ); document.write( "x = 0 \n" ); document.write( "------ \n" ); document.write( "Substitute and solve for \"y\": \n" ); document.write( "x +y = 14 \n" ); document.write( "0 + y = 14 \n" ); document.write( "y = 14 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |