document.write( "Question 250169: Use the Substitution method to solve the system of equations.\r
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document.write( "x + y = 10
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document.write( "y = x + 8 \n" );
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Algebra.Com's Answer #182124 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! substitute x+8 for y in equation one \n" ); document.write( "x+x+8=10 \n" ); document.write( "subtract 8 from both sides \n" ); document.write( "x+x=2 \n" ); document.write( "combine x's \n" ); document.write( "2x=2 \n" ); document.write( "divide both sides by 2\r \n" ); document.write( "\n" ); document.write( "x=1 \n" ); document.write( "substitute 1 for x in either original equation \n" ); document.write( "solve for y\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |