document.write( "Question 232152: Six times the sum of a number and 15 is 99 more than three times the number. what is the number? \n" ); document.write( "
Algebra.Com's Answer #171641 by checkley77(12844)\"\" \"About 
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6x+15=99+3x
\n" ); document.write( "6x-3x=99-15
\n" ); document.write( "3x=84
\n" ); document.write( "x=84/3
\n" ); document.write( "x=28 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "6*28+15=99+3*28
\n" ); document.write( "168+15=99+84
\n" ); document.write( "183=183
\n" ); document.write( "
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