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7th Grade Math
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-7 = 1/3 a
Find the value of a

1 Answer

4 votes

Answer:


\huge\boxed{a=-21}

Explanation:


-7=(1)/(3)a\to(1)/(3)a=-7\qquad|\text{multiply both sides by 3}\\\\3\!\!\!\!\diagup\cdot(1)/(3\!\!\!\!\diagup)a=(-7)(3)\\\\a=-21

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