You can put this solution on YOUR website! If you mean the given question is
(x+2)= (4x-127) ----(1) e angle is in degree measure
2 +127 = 4x - x
129 = 3x
That is 3x = 129
x = 129/3 = 43
Answer: x = 43 degrees
Verification: x = 43 gives in (1), LHS = 45 = RHS