document.write( "Question 688017: A number plus it's fourth is 210. What is the number? \n" ); document.write( "
Algebra.Com's Answer #425472 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "A number \"x\" plus it's fourth \"x%2F4\" is \"210\":\r
\n" ); document.write( "\n" ); document.write( "\"x%2Bx%2F4=210\"\r
\n" ); document.write( "\n" ); document.write( "\"4x%2F4%2Bx%2F4=210\"\r
\n" ); document.write( "\n" ); document.write( "\"5x%2F4=210\"\r
\n" ); document.write( "\n" ); document.write( "\"5x=210%2A4\"\r
\n" ); document.write( "\n" ); document.write( "\"5x=840\"\r
\n" ); document.write( "\n" ); document.write( "\"x=840%2F5\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=168%29\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "check:\r
\n" ); document.write( "\n" ); document.write( "\"x%2Bx%2F4=210\"\r
\n" ); document.write( "\n" ); document.write( "\"168%2B168%2F4=210\"\r
\n" ); document.write( "\n" ); document.write( "\"168%2B42=210\"\r
\n" ); document.write( "\n" ); document.write( "\"210=210\"
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