SOLUTION: Solve the exponential equation algebraically. Approximate the result to three decimal places, if necessary. 3^2-x=400

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Question 1136698: Solve the exponential equation algebraically. Approximate the result to three decimal places, if necessary. 3^2-x=400
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
3^2-x=400
9 - x = 400
-x = 391
x = -391