document.write( "Question 1123111: When the Danes multiplied their secret number by 3 and then added -7, the result was 72 less than twice the opposite of the number. What was the secret number of the Danes? \n" ); document.write( "

Algebra.Com's Answer #739348 by ikleyn(52798) $\"\"$ $\"About$

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document.write( "3x - 7 = 2*(-x) - 72\r\n" );
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document.write( "3x - 7 = -2x - 72\r\n" );
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document.write( "3x + 2x = -72 + 7\r\n" );
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document.write( "5x = -65\r\n" );
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document.write( "x =  = -13.\r\n" );
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document.write( "Answer.  -13.\r\n" );
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