Answer:
x = 29
Step-by-step explanation:
The sum of the 3 angles in a triangle = 180°
Sum the 3 angles and equate to 180
3(x + 2) + 52 + 35 = 180
3x + 6 + 52 + 35 = 180
3x + 93 = 180 ( subtract 93 from both sides )
3x = 87 ( divide both sides by 3 )
x = 29