If a * b = 2a - 3b + ab, then 3 * 5 + 5 * 3 is equal to :	Choose the most appropriate option:
A) 22 B) 37 C) 38 D) 398 E) 72
Explanation:   3 * 5 + 5 * 3 = (2 * 3 - 3 * 5 + 3 * 5) + ( 2 * 5 - 3 * 3 + 5 * 3)   = (6 + 10 - 9 + 15)= 
<gadget id="calculator">(6 + 10 - 9 + 15)</gadget>
<output>22</output>
22.   22nswer: 22) 22
<result>A</result>
If a * b = 2a - 3b + ab, then 3 * 5 + 5 * 3 is equal to :