document.write( "Question 393896: what's (x+3x+6x=180) \n" ); document.write( "
Algebra.Com's Answer #279474 by pie90010(44)\"\" \"About 
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combine like terms
\n" ); document.write( "x + 3x + 6x = 10x
\n" ); document.write( " and so\r
\n" ); document.write( "\n" ); document.write( "10x = 180\r
\n" ); document.write( "\n" ); document.write( "divide both sides by 10 and you get\r
\n" ); document.write( "\n" ); document.write( "x = 18
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