∀ {M : Type u_2} {X : Type u_3} {α : Type u_4} [inst : MeasurableSpace X] [inst_1 : VAdd M X] {m : MeasurableSpace α}
  {f : α → M} {g : α → X} [inst_2 : MeasurableSpace M] [MeasurableVAdd₂ M X],
  Measurable f → Measurable g → Measurable fun x => f x +ᵥ g x