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Solve the exponential equation: 7^3 – 2x = 7–x Question 13 options: A) 3 B) 2 C) 7 D) –2

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Adioabiolaidn

The solution to the exponential equation 7^(3 – 2x) = 7^(-x) is 3

How to solve exponential equation?

7^(3 – 2x) = 7^(-x)

  • Both equation has the same base

  • Eliminate the base to remain the powers

3 - 2x = - x

collect like terms

3 = - x + 2x

3 = x

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