document.write( "Question 260109: solve for x\r
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document.write( "7/(4x) = 5/(6x)-3
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Algebra.Com's Answer #191569 by dabanfield(803)![]() ![]() ![]() You can put this solution on YOUR website! solve for x \n" ); document.write( "7/(4x) = 5/(6x)-3\r \n" ); document.write( "\n" ); document.write( "To get rid of the denominators we need to multiply all terms by a common multiple of 4x and 6x. 12x is the smallest such multiple.\r \n" ); document.write( "\n" ); document.write( "So we multiply both sides of the equation by 12x:\r \n" ); document.write( "\n" ); document.write( "(12x)*7/(4x) = (12x)*5/(6x) - (12x)*3 = \n" ); document.write( "(12x/4x)*7 = (12x/6x)*5 - 36x \n" ); document.write( "3*7 = 2*5 - 36x \n" ); document.write( "36x = 10-21 \n" ); document.write( "36x = -11 \n" ); document.write( "x=-11/36 \n" ); document.write( " |