document.write( "Question 162378: rewrite
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document.write( " 3x+4y=15+6y
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document.write( " so that y is a function of x
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document.write( "please help me understand for my test! \n" );
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Algebra.Com's Answer #119668 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! rewrite \n" ); document.write( "3x+4y=15+6y \n" ); document.write( "so that y is a function of x \r \n" ); document.write( "\n" ); document.write( "please help me understand for my test! \n" ); document.write( "--------------- \n" ); document.write( "3x+4y=15+6y \n" ); document.write( "That means getting y on one side of the equal sign by itself. \n" ); document.write( "Subtract 4y from both sides \n" ); document.write( "3x = 15+2y \n" ); document.write( "Subtract 15 from both sides \n" ); document.write( "3x-15 = 2y, or \n" ); document.write( "2y = 3x-15 \n" ); document.write( "Divide by 2 \n" ); document.write( "y = 3x/2 - 15/2, or y = (3x-15)/2, or y = (3/2)*(x-5). They're all the same. \n" ); document.write( "That's it. \n" ); document.write( "Just move things around until you get what you want. Similar to real-life. \n" ); document.write( " |