xln(15)-xln(5)=2ln(5)

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Solution for xln(15)-xln(5)=2ln(5) equation:


Simplifying
xln(15) + -1xln(5) = 2ln(5)

Reorder the terms for easier multiplication:
15lnx + -1xln(5) = 2ln(5)

Reorder the terms for easier multiplication:
15lnx + -1 * 5lnx = 2ln(5)

Multiply -1 * 5
15lnx + -5lnx = 2ln(5)

Combine like terms: 15lnx + -5lnx = 10lnx
10lnx = 2ln(5)

Reorder the terms for easier multiplication:
10lnx = 2 * 5ln

Multiply 2 * 5
10lnx = 10ln

Solving
10lnx = 10ln

Solving for variable 'l'.

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

Add '-10ln' to each side of the equation.
-10ln + 10lnx = 10ln + -10ln

Combine like terms: 10ln + -10ln = 0
-10ln + 10lnx = 0

Factor out the Greatest Common Factor (GCF), '10ln'.
10ln(-1 + x) = 0

Ignore the factor 10.

Subproblem 1

Set the factor 'ln' equal to zero and attempt to solve: Simplifying ln = 0 Solving ln = 0 Move all terms containing l to the left, all other terms to the right. Simplifying ln = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-1 + x)' equal to zero and attempt to solve: Simplifying -1 + x = 0 Solving -1 + x = 0 Move all terms containing l to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + x = 0 + 1 x = 0 + 1 Combine like terms: 0 + 1 = 1 x = 1 Add '-1x' to each side of the equation. x + -1x = 1 + -1x Combine like terms: x + -1x = 0 0 = 1 + -1x Simplifying 0 = 1 + -1x 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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