Question

Como saco el valor de 2x+y

Answer 1

5+8 = 138+9 = 179+11 = 20 (y)

13 + 17 = 30 (x)
2x+y =    2(30) + 20 =  60 + 20 =  80

Answer 2

( )
(x)( )
( )( )(y)
(5)(8)(9)(11)


(67)
(30)(37)
(13)(17)(20)
(5) (8) (9) (11)

2x+y
2(30)+(20)
60+20
80