Answer
False
Work Step by Step
$$\log_{10}(7x + 3) - \log_{10}(2x + 5) = 4$$ $$\log_{10}(\frac{7x+3}{2x+5}) = 4$$ $$10^4 = \frac{7x + 3}{2x + 5}$$ which is not equivalent to the proposed exponential form $10^4 = (7x + 3) – (2x + 5)$.
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 4 - Exponential and Logarithmic Functions - Exercise Set 4.4 - Page 493: 142
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