document.write( "Question 761266: 3x^2-xy=0, 2y-5x=1 \n" ); document.write( "
Algebra.Com's Answer #463146 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 3x^2-xy=0, \n" ); document.write( "2y-5x=1 \n" ); document.write( "-------------- \n" ); document.write( "Solve for \"y\": \n" ); document.write( "y = (5x+1)/2 \n" ); document.write( "----- \n" ); document.write( "Substitute for \"y\" and solve for \"x\": \n" ); document.write( "3x^2 - x[(5x+1)/2] = 3x^2 - (5x^2+x)/2 = 0 \n" ); document.write( "---- \n" ); document.write( "5x^2 + x = 0 \n" ); document.write( "x(5x+1) = 0 \n" ); document.write( "----- \n" ); document.write( "x = 0 or x = -1/5 \n" ); document.write( "----- \n" ); document.write( "Solve for \"y\": \n" ); document.write( "y = (5x+1)/2 \n" ); document.write( "If x = 0, y = 1/2 \n" ); document.write( "If y = (-1/5), y = 0 \n" ); document.write( "======================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================ \n" ); document.write( " \n" ); document.write( " |