document.write( "Question 687369: solve this equality. express answer using interval notation.
\n" ); document.write( "3x is greater or equal to 18 \n" ); document.write( "
Algebra.Com's Answer #425135 by nerdybill(7384)\"\" \"About 
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3x >= 18
\n" ); document.write( "x >= 18/3
\n" ); document.write( "x >= 6
\n" ); document.write( "'x' is greater than or equal to 6
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\n" ); document.write( "Or, in interval notation:
\n" ); document.write( "[6, oo)
\n" ); document.write( "where oo indicates infinity\r
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