document.write( "Question 614269: how do you solve a problem that is 21 -Z divided by 3 = 5? please also give the answer, thanks.\r
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Algebra.Com's Answer #386605 by ankor@dixie-net.com(22740)\"\" \"About 
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how do you solve a problem that is 21 -Z divided by 3 = 5
\n" ); document.write( "assume the problem is
\n" ); document.write( "\"%28%2821-z%29%29%2F3\" = 5
\n" ); document.write( "Multiply both sides by 3, gets rid of the denominator
\n" ); document.write( "21 - z = 3(5)
\n" ); document.write( "21 - z = 15
\n" ); document.write( "Subtract 21 from both sides
\n" ); document.write( "-z = 15 - 21
\n" ); document.write( "-z = -6
\n" ); document.write( "z = +6
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\n" ); document.write( "Check in the original problem
\n" ); document.write( "\"%28%2821-6%29%29%2F3\" = 5
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