document.write( "Question 12564: find z if 3z-19=173-wang
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Algebra.Com's Answer #6371 by maribeth_abella(11)\"\" \"About 
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3z - 19 = 173
\n" ); document.write( " 3z = 173 + 19
\n" ); document.write( " 3z = 192
\n" ); document.write( " z = 192/3
\n" ); document.write( " z = 64
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