# 004 Sample Final A, Problem 19

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Solve for *x*:

Foundations |
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How do we remove logs from an equation? |

Answer: |

The definition of the logarithm tells us that if , then . |

Solution:

Step 1: |
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By the definition of the logarithm, means . |

Step 2: |
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Now, we can solve for . Since , |

we must have . |

Final Answer: |
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