document.write( "Question 894698: Solve using substitution:
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document.write( "X=5-y, 3y=3x+1 \n" );
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Algebra.Com's Answer #542233 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve using substitution: \n" ); document.write( "X=5-y, 3y=3x+1 \n" ); document.write( "-------------- \n" ); document.write( "Substitute for \"x\" and solve for \"y\":: \n" ); document.write( "3y = 3(5-y) + 1 \n" ); document.write( "3y = 15-3y + 1 \n" ); document.write( "6y = 16 \n" ); document.write( "y = 8/3 \n" ); document.write( "================ \n" ); document.write( "Solve for \"x\":: \n" ); document.write( "x = 5 - y \n" ); document.write( "x = 5 - (8/3) \n" ); document.write( "x = 7/3 \n" ); document.write( "================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================= \n" ); document.write( " |