SOLUTION: How do you solve for x
log 2x + log(x-5)=2?
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Question 594499: How do you solve for x
log 2x + log(x-5)=2?
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
2x(x - 5) = 100
2x^2 - 10x - 100 = 0
x^2 - 5x - 50 = 0
(x + 5)(x - 10) = 0
remember, logarithms are not defined for values ≤0
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