Solve ln7x 5 12 Give the exact answer and approximate the

Solve ln(7x + 5) = 12. Give the exact answer and approximate the solution to four decimal places.

Solution

ln (7x + 5) = 12

this is given in base e

7x + 5 = e^12

7x + 5 = 162754.7914

7x = 162749.7914

x = 23249.9702

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