Question

What is the value of x ?

Answer 1

x = 15 degrees

Explanation:

Sum of the angles in a triangle = 180

angle 1 = 3x+7

angle 2 = 63

angle 3 = 180 - (5x + 50)

Therefore

3x+ 7+ 63+ 180- 5x- 50 = 180

-2x + 210 = 180

subtract 210

-2x = -30

divide by -2

x = 15