Answer:
x = 22
Step-by-step explanation:
The sum of the angles in a quadrilateral is 360°. This can be written as:
61° + 115° + 96° + 4x = 360°
Further simply and solve to find the value of x.
272° + 4x = 360°
4x = 360° - 272°
4x = 88
x = [tex]\frac{88}{4}[/tex]
∴ x = 22