Answer:
x = 7 , -1
Step-by-step explanation:
<u>SOLUTION :-</u>

- Add 11 to both the sides.


- Divide both the sides by 4.


- Root square both the sides.


Here , x will have two values -
1) 

2) 

<u>VERIFICATION :-</u>
When x = 7 ,





When x = -1 ,





The answer would be C. because 1 fourth of the bows would be 40 and 16 times 2 plus 8 is 40.