f(7)=ln(3*7)

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Solution for f(7)=ln(3*7) equation: 


Simplifying
f(7) = ln(3 * 7)

Reorder the terms for easier multiplication:
7f = ln(3 * 7)

Multiply 3 * 7
7f = ln(21)

Reorder the terms for easier multiplication:
7f = 21ln

Solving
7f = 21ln

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Divide each side by '7'.
f = 3ln

Simplifying
f = 3ln

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