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Elisa Rasmussen
Mathematics
29 September, 07:39
What is the log 5x=log (2x+9)
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Lilliana Dyer
29 September, 07:44
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5x = 2x + 9, where 5x > 0 and 2x + 9 > 0;
Then, 3x = 9;
Then, x = 3;
Verify : 5 * 3 = 2 * 3 + 9; correct!
5 * 3 > 0; correct!
2 * 3 + 9 > 0; correct!
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