Question

Find the angle x in this triangle

Answer 1

x = 36

Explanation:

A triangle has 180°.

That third angle is 360 - 8x.

So the equation is: 180 = 2x + x + 360 - 8x.

Simplify: 180 = -5x + 360

Add/Subtract: 5x = 180

Divide: x = 36.