Answer:
x = 32
Explanation:
Since this is an equilateral triangle, all the sides are equal and all the angles are equal
If all the angles are equal, 180/3 =60, each angle is equal to 60 degrees.
2x-4 = 60
Add 4 to each side
2x-4+4 = 60+4
2x = 64
Divide each side by 2
2x/2 =64/2
x = 32