Quantify

Verb

1. To assign a quantity to.
2. To determine the value of (a variable or expression).
3. To relate a statement (called a predicate) to a given set using a quantifier—either for all (denoted ∀) or there exists (denoted ∃).

   "The statement ( ∀ x ∈ R ) 2 x = x + x {\displaystyle (\forall x\in \mathbb {R} )\,2x=x+x} quantifies over the real numbers."