5ln(7x-8)=15

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Solution for 5ln(7x-8)=15 equation:


Simplifying
5ln(7x + -8) = 15

Reorder the terms:
5ln(-8 + 7x) = 15
(-8 * 5ln + 7x * 5ln) = 15
(-40ln + 35lnx) = 15

Solving
-40ln + 35lnx = 15

Solving for variable 'l'.

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

Reorder the terms:
-15 + -40ln + 35lnx = 15 + -15

Combine like terms: 15 + -15 = 0
-15 + -40ln + 35lnx = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(-3 + -8ln + 7lnx) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-3 + -8ln + 7lnx)' equal to zero and attempt to solve: Simplifying -3 + -8ln + 7lnx = 0 Solving -3 + -8ln + 7lnx = 0 Move all terms containing l to the left, all other terms to the right. Add '3' to each side of the equation. -3 + -8ln + 3 + 7lnx = 0 + 3 Reorder the terms: -3 + 3 + -8ln + 7lnx = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -8ln + 7lnx = 0 + 3 -8ln + 7lnx = 0 + 3 Combine like terms: 0 + 3 = 3 -8ln + 7lnx = 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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