document.write( "Question 224068: 3x+y=-5 y=x+3 sove by sobstitution. express our answer \n" ); document.write( "
Algebra.Com's Answer #167393 by stanbon(75887) ![]() You can put this solution on YOUR website! 3x+y=-5 \n" ); document.write( "y=x+3 \n" ); document.write( "solve by substitution. \n" ); document.write( "------------------ \n" ); document.write( "Substitute for \"y\" and solve for \"x\": \n" ); document.write( "3x + x+3 = -5 \n" ); document.write( "4x = -8 \n" ); document.write( "x = -2 \n" ); document.write( "------- \n" ); document.write( "Substitute into y = x+3 to solve for \"y\": \n" ); document.write( "y = -2+3 = 1 \n" ); document.write( "================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |