document.write( "Question 331759: solve using addition principle\r
\n" ); document.write( "\n" ); document.write( "z+4>5\r
\n" ); document.write( "\n" ); document.write( "please note, there's a sign under the > symbol. I do not know how to put a line under the > sign.
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Algebra.Com's Answer #237809 by nerdybill(7384)\"\" \"About 
You can put this solution on YOUR website!
\"z%2B4+%3E=+5\"
\n" ); document.write( "To isolate the unknown (z) we ADD a -4 to both sides:
\n" ); document.write( "\"z%2B4-4+%3E=+5-4\"
\n" ); document.write( "\"z+%3E=+1+\"
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