document.write( "Question 751498: solve the system by substitution
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document.write( "-2x-y=-14
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document.write( "3x-y=11 \n" );
document.write( "
Algebra.Com's Answer #457243 by stanbon(75887) ![]() You can put this solution on YOUR website! substitution \n" ); document.write( "-2x-y=-14 \n" ); document.write( "3x-y=11 \n" ); document.write( "----- \n" ); document.write( "-y = 2x-14 \n" ); document.write( "----- \n" ); document.write( "Substitute and solve for \"x\": \n" ); document.write( "3x + 2x-14 = 11 \n" ); document.write( "5x = 25 \n" ); document.write( "x = 5 \n" ); document.write( "----- \n" ); document.write( "Solve for \"y\": \n" ); document.write( "-y = 2*5-14 \n" ); document.write( "y = 4 \n" ); document.write( "============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============ \n" ); document.write( " \n" ); document.write( " |