document.write( "Question 154933: How do you figure this out when y is isolated on both equations:
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document.write( "y=3x+1
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document.write( "y=6x-1\r
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document.write( "Thank you \n" );
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Algebra.Com's Answer #114066 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How do you figure this out when y is isolated on both equations: \n" ); document.write( "y=3x+1 \n" ); document.write( "y=6x-1 \n" ); document.write( "------------ \n" ); document.write( "Since both are \"y\", they can be substituted to give: \n" ); document.write( "3x + 1 = 6x -1 \n" ); document.write( "3x = 2 \n" ); document.write( "x = 2/3 \n" ); document.write( "------------------ \n" ); document.write( "Substitute into y=3x+1 to solve for \"y\": \n" ); document.write( "y = 3(2/3) = 2 \n" ); document.write( "----------------- \n" ); document.write( "Ans: x = 2/3 ; y = 2 \n" ); document.write( "========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |