3x + y = 21 , and x + 3y = 1. Find the value of 2x + 2y  Choose the most appropriate option:	A) 20	B) 18	C) 16	D) 11	E) 5
Add these two equations   4x + 4y = 22   Divide by 2 ( to Get 2x + 2y)   Answer will be D. 11
<result>D</result>
3x + y = 21 , and x + 3y = 1. Find the value of 2x + 2y