document.write( "Question 303756: 5th grade equation kit problem is x+3x-x=30 \n" ); document.write( "
Algebra.Com's Answer #217642 by london maths tutor(243)\"\" \"About 
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x+3x-x=30
\n" ); document.write( "(1+3-1)x=30
\n" ); document.write( "3x = 30
\n" ); document.write( "x = 30/3
\n" ); document.write( "x = 10
\n" ); document.write( "
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