document.write( "Question 22613: what is 3x-9=15+12 \n" ); document.write( "
Algebra.Com's Answer #11048 by wuwei96815(245)\"\" \"About 
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3x-9=15+12
\n" ); document.write( "Add 9 to both sides.
\n" ); document.write( "3x=15+12+9=36
\n" ); document.write( "Divide both sides by 3.
\n" ); document.write( "x=36/3=12\r
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