document.write( "Question 98420: 1/4a-12=5/4a+6\r
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document.write( "I was working it out like this: 1/4a=5/4a+18 and then i didn't do anything because i didn't know what to do after that and i didn't know if it was right. My mom couldn't help me either. So will you please help me? \n" );
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Algebra.Com's Answer #71589 by checkley71(8403) ![]() You can put this solution on YOUR website! 1/4a-12=5/4a+6 subtract 5/4a from both sides & add 12 to both sides. \n" ); document.write( "1/4a-5/4a=6+12 (-5/4+1/4=-4/4) \n" ); document.write( "-4/4a=18 (-4/4=-1) \n" ); document.write( "-a=18 \n" ); document.write( "a=-18 answer. \n" ); document.write( "proof \n" ); document.write( "1/4*-18-12=5/4*-18+6 \n" ); document.write( "-18/4-12=-90/4+6 \n" ); document.write( "-4.5-12=-22.5+6 \n" ); document.write( "-16.5=-16.5 \n" ); document.write( " \n" ); document.write( " |