document.write( "Question 660395: (a+3)/2+(2a+12)/3=a-2(a+7).Can you show me the working out on how to get a=-9 because i cannot understand the working out given. \n" ); document.write( "

Algebra.Com's Answer #411164 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Hi,
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document.write( "  |Multiplying thru by 6 so as all denominators = 1
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document.write( "   3a + 9 + 4a + 24 = 6a - 12a - 84  || Combining Like Terms
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document.write( "            33 + 84 = -13a
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document.write( "                 117 = -13a
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document.write( "                 -9 = a \n" );
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