1234+123+12+X=1221.Find the value of X.  Answers:
A) 10	B) 148	C) 12	D) 13	E) 189
x=1234+123+12-1221= 
<gadget id="calculator">1234+123+12-1221</gadget>
<output>148</output>
148   CORRECT ANSWER : 148
<result>B</result>
1234+123+12+X=1221.Find the value of X.