document.write( "Question 126070This question is from textbook algebra 1
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document.write( ": How do you get the answer to 2x+7y=3
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document.write( " x=1-4y \n" );
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Algebra.Com's Answer #92384 by stanbon(75887) ![]() You can put this solution on YOUR website! 2x+7y=3 \n" ); document.write( "x=1-4y \n" ); document.write( "---------------- \n" ); document.write( "Substitute to solve for \"y\": \n" ); document.write( "2(1-4y) + 7y = 3 \n" ); document.write( "2-8y + 7y = 3 \n" ); document.write( "-y = 1 \n" ); document.write( "y = -1 \n" ); document.write( "---------------- \n" ); document.write( "Substitute to solve for \"x\" \n" ); document.write( "x = 1-4*-1 \n" ); document.write( "x = 5 \n" ); document.write( "=========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |