Answer:
x = 32
Step-by-step explanation:
Since all sides of the triangle are congruent then the triangle is equilateral.
The angles of an equilateral triangle are congruent with measure of 60°
Equate
2x - 4 = 60 ( add 4 to both sides )
2x = 64 ( divide both sides by 2 )
x = 32
