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Problem-Solving By Substitution
Interchange Of Signs And Numbers

If A / B = C, B + C = D, and D - 3 = E, what is the value of E if A = 24 and B = 6?

Answer: C. 9
Substituting A and B: C = 24 / 6 = 4; D = 6 + 4 = 10; E = 10 - 3 = 7.
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