(Answer: x = 11)
Explanation:
∠FGH = ∠HGI
3x-2 = 4x-13
(+2) (+2) [Add 2 to both sides to simpliy left side]
3x = 4x-11
(-4x) (-4x) [Subtract 4x from both sides to simplify right side]
-x = -11
(/-1) (/-1) [Divide both sides by -1 to get x alone]
x = 11