document.write( "Question 192397: After spending 5/12 of his salary, a man has $420 left. What is his salary? \n" ); document.write( "
Algebra.Com's Answer #144453 by checkley77(12844)\"\" \"About 
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X-5/12*X=420
\n" ); document.write( "X-5X/12=420
\n" ); document.write( "(12X-5X)/12=420
\n" ); document.write( "7X=12*420
\n" ); document.write( "7X=5040
\n" ); document.write( "X=5040/7
\n" ); document.write( "X=$720 WAS THE ORIGINAL SALARY.
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