document.write( "Question 809200: How do I go about solving: this substitution problem: { y=2x +9}
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document.write( " { y=7x+10} \n" );
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Algebra.Com's Answer #487513 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! How do I go about solving: this substitution problem: { y=2x +9} \n" ); document.write( " { y=7x+10} \n" ); document.write( "----------------- \n" ); document.write( "since both right sides equal y, they equal each other. \n" ); document.write( " \n" ); document.write( " |