Jessica has a basic cable television service for $15 per month. If she adds the movie channels, it will cost an additional $12 per month. The sports channels cost $3 less per month than the movie channels. If Jessica adds the movie channels and the sports channels, what will her total monthly payment be?
The sports channels cost $12 - $3 = $
<gadget id="calculator">12-3</gadget>
<output>9</output>
9 per month.
Jessica has to pay $15 + $12 + $9 = $
<gadget id="calculator">15+12+9</gadget>
<output>36</output>
36 in total per month.

<result>36</result>