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    Precalculus Graphical Numerical Algebraic
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    Exam 3: Exponential, Logistic, and Logarithmic Functions
  5. Question
    Find the Exact Solution to the Equation\[8 - \log 5 ( x + 7 ) = 7\]
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Find the Exact Solution to the Equation 8−log⁡5(x+7)=78 - \log 5 ( x + 7 ) = 78−log5(x+7)=7

Question 157

Question 157

Multiple Choice

Find the exact solution to the equation.
- 8−log⁡5(x+7) =78 - \log 5 ( x + 7 ) = 78−log5(x+7) =7


A) x=−4x = - 4x=−4
B) x=2x = 2x=2
C) x=12x = 12x=12
D) x=−2x = - 2x=−2

Correct Answer:

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