Question 1147723
.
<pre>

The equation is


    {{{(23+x)/(12-x)}}} = {{{3/2}}}.


Cross multiply


    2*(23+x) = 3*(12-x)

    46 + 2x = 36 - 3x

    2x + 3x = 36 - 46

    5x        = -10

     x        = -10/5 = -2.


<U>ANSWER</U>.  The number is -2.
</pre>

You can easily check it on your own.



/\/\/\/\/\/\/\/


Instead of &nbsp;"I need help . . . ",  &nbsp;I prefer &nbsp;"Could you help me, please . . . "