theorem extracted_formal_statement_17 {t : ℝ} (ht : t < 0) : -t > 0 := sorry

State before:
Ω : Type u_1
m : MeasurableSpace Ω
μ : Measure Ω
inst✝ : IsFiniteMeasure μ
X : Ω → ℝ
t a b : ℝ
hX : AEMeasurable X μ
h : ∀ᵐ (ω : Ω) ∂μ, X ω ∈ Set.Icc a b
ht : t < 0
⊢ -t > 0

Tactic: exact Left.neg_pos_iff.mpr ht

State after:

Relevant lemmas: