document.write( "Question 372373: How do you solve for y in the following equations:
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document.write( "-3/4x+y/3=5/12
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document.write( "x/5-y=4/5 \n" );
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Algebra.Com's Answer #265242 by mananth(16946)![]() ![]() You can put this solution on YOUR website! (-3x/4)+y/3=5/12 \n" ); document.write( "(-9x+4y)/12= 5/12 \n" ); document.write( "multiply by 12 \n" ); document.write( "-9x+4y=5......................1 \n" ); document.write( "x/5-y=4/5 \n" ); document.write( "(x-5y)/5 = 4/5 \n" ); document.write( "multiply by 5 \n" ); document.write( "x-5y = 4......................2 \n" ); document.write( ".. \n" ); document.write( "multiply equation 2 by 9 \n" ); document.write( "9x-45y=36 \n" ); document.write( "add to (1) \n" ); document.write( "-45y+4y=36+5 \n" ); document.write( "-41y=41 \n" ); document.write( "/-41 \n" ); document.write( "y =-1 \n" ); document.write( ".. \n" ); document.write( "plug value of y in 1 \n" ); document.write( "-9x-4=5 \n" ); document.write( "-9x= 4+5 \n" ); document.write( "/-9 \n" ); document.write( "x=-1 \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |