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Algebra Difficulty 1.2 Junior Find the answer Canada

The value of $a$ that
satisfies the equation $15 + a = 10$
is

Pick one

Solution

If $15+a=10$ , then $a=10-15$ and so $a=-5$ .

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Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project.