document.write( "Question 490046: 3x+y=4-3x
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document.write( "2y=x+9\r
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document.write( "I can figure the problem out all the way until I have the fraction on the side with y. How do I move the fraction to the other side of the equation to solve for y? I know this is simple but for some reason I just can't seem to figure it out. \n" );
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Algebra.Com's Answer #333857 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 6 x + 1 y = 4 .............1 \n" ); document.write( "-1 x + 2 y = 9 .............2 \n" ); document.write( "Eliminate y \n" ); document.write( "multiply (1)by -2 \n" ); document.write( "Multiply (2) by 1 \n" ); document.write( "-12 x -2 y = -8 \n" ); document.write( "-1 x 2 y = 9 \n" ); document.write( "Add the two equations \n" ); document.write( "-13 x = 1 \n" ); document.write( "/ -13 \n" ); document.write( "x =- 1/13 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "6 x + 1 y = 4 \n" ); document.write( "-0.46 + 1 y = 4 \n" ); document.write( " 1 y = 4 + 0.46 \n" ); document.write( " 1 y = 4.46 \n" ); document.write( " y = 40/9 \n" ); document.write( " \n" ); document.write( " |