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CEMC Gauss (Grade 8), 2004

Algebra Difficulty 1.0 Junior Find the answer Canada

If $2^a = 8$ and $a = 3c$ , then $c$ equals

(A) $0$ (B) $\frac{3}{4}$ (C) $1$ (D) $\frac{4}{3}$ (E) $6$

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