Classify it as an equation, an inequality, or an expression:

Classify it as an equation, an inequality, or an expression:
$$\displaystyle-{\left({7}{x}–{9}\right)}$$

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Bertha Stark
In $$\displaystyle-{\left({7}{x}–{9}\right)}$$ there is neither any inequality sign nor any equal sign. $$\displaystyle-{\left({7}{x}–{9}\right)}$$ is the combination of variables and numbers, so $$\displaystyle-{\left({7}{x}–{9}\right)}$$ is an expression.