7ln(5x+2)=-21

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Solution for 7ln(5x+2)=-21 equation:


Simplifying
7ln(5x + 2) = -21

Reorder the terms:
7ln(2 + 5x) = -21
(2 * 7ln + 5x * 7ln) = -21
(14ln + 35lnx) = -21

Solving
14ln + 35lnx = -21

Solving for variable 'l'.

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

Reorder the terms:
21 + 14ln + 35lnx = -21 + 21

Combine like terms: -21 + 21 = 0
21 + 14ln + 35lnx = 0

Factor out the Greatest Common Factor (GCF), '7'.
7(3 + 2ln + 5lnx) = 0

Ignore the factor 7.

Subproblem 1

Set the factor '(3 + 2ln + 5lnx)' equal to zero and attempt to solve: Simplifying 3 + 2ln + 5lnx = 0 Solving 3 + 2ln + 5lnx = 0 Move all terms containing l to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + 2ln + -3 + 5lnx = 0 + -3 Reorder the terms: 3 + -3 + 2ln + 5lnx = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2ln + 5lnx = 0 + -3 2ln + 5lnx = 0 + -3 Combine like terms: 0 + -3 = -3 2ln + 5lnx = -3 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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