document.write( "Question 748434: What is the value of z in 13=-z+4 \n" ); document.write( "
Algebra.Com's Answer #455477 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\"+13=-z%2B4\"\r
\n" ); document.write( "\n" ); document.write( "\"+z=-13%2B4\"\r
\n" ); document.write( "\n" ); document.write( "\"+z=-9\"
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