3ln(7x+9)=15

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Solution for 3ln(7x+9)=15 equation:


Simplifying
3ln(7x + 9) = 15

Reorder the terms:
3ln(9 + 7x) = 15
(9 * 3ln + 7x * 3ln) = 15
(27ln + 21lnx) = 15

Solving
27ln + 21lnx = 15

Solving for variable 'l'.

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

Reorder the terms:
-15 + 27ln + 21lnx = 15 + -15

Combine like terms: 15 + -15 = 0
-15 + 27ln + 21lnx = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-5 + 9ln + 7lnx) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-5 + 9ln + 7lnx)' equal to zero and attempt to solve: Simplifying -5 + 9ln + 7lnx = 0 Solving -5 + 9ln + 7lnx = 0 Move all terms containing l to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 9ln + 5 + 7lnx = 0 + 5 Reorder the terms: -5 + 5 + 9ln + 7lnx = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 9ln + 7lnx = 0 + 5 9ln + 7lnx = 0 + 5 Combine like terms: 0 + 5 = 5 9ln + 7lnx = 5 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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