Josh has 85 marbles. There are three times as many blue marbles as red while the rest are yellow. If there are 14 red marbles, how many yellow marbles are there?
There are 14 x 3 = 
<gadget id="calculator">14*3</gadget>
<output>42</output>
42 blue marbles.
The total number of blue and red marbles is 42 + 14 = 
<gadget id="calculator">42+14</gadget>
<output>56</output>
56.
There are 85 - 56= 
<gadget id="calculator">85-56</gadget>
<output>29</output>
29 yellow marbles.

<result>29</result>