Find HI (hint it is MORE than solving for x)

Answer:
HI = 10
Step-by-step explanation:
HI + IJ = HJ , substitute values
2x + 3x - 1 = 24 , that is
5x - 1 = 24 ( add 1 to both sides )
5x = 25 ( divide both sides by 5 )
x = 5
Thus
HI = 2x = 2 × 5 = 10