Solve this equation: 72% (x + 15) + 58% (2.5x + 15) = 63.25 (2.5x + X + 30)

Solve this equation: 72% (x + 15) + 58% (2.5x + 15) = 63.25 (2.5x + X + 30)

=Are you sure it's 2.5x + X?
If true: x = - (375600 / 43841) = - 8.57