ln(x^2-64)-ln(x+8)=0

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Solution for ln(x^2-64)-ln(x+8)=0 equation:


Simplifying
ln(x2 + -64) + -1ln(x + 8) = 0

Reorder the terms:
ln(-64 + x2) + -1ln(x + 8) = 0
(-64 * ln + x2 * ln) + -1ln(x + 8) = 0
(-64ln + lnx2) + -1ln(x + 8) = 0

Reorder the terms:
-64ln + lnx2 + -1ln(8 + x) = 0
-64ln + lnx2 + (8 * -1ln + x * -1ln) = 0
-64ln + lnx2 + (-8ln + -1lnx) = 0

Reorder the terms:
-64ln + -8ln + -1lnx + lnx2 = 0

Combine like terms: -64ln + -8ln = -72ln
-72ln + -1lnx + lnx2 = 0

Solving
-72ln + -1lnx + lnx2 = 0

Solving for variable 'l'.

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

Factor out the Greatest Common Factor (GCF), 'ln'.
ln(-72 + -1x + x2) = 0

Factor a trinomial.
ln((-8 + -1x)(9 + -1x)) = 0

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 '(-8 + -1x)' equal to zero and attempt to solve: Simplifying -8 + -1x = 0 Solving -8 + -1x = 0 Move all terms containing l to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1x = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1x = 0 + 8 -1x = 0 + 8 Combine like terms: 0 + 8 = 8 -1x = 8 Add 'x' to each side of the equation. -1x + x = 8 + x Combine like terms: -1x + x = 0 0 = 8 + x Simplifying 0 = 8 + x The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing l to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Add 'x' to each side of the equation. -1x + x = -9 + x Combine like terms: -1x + x = 0 0 = -9 + x Simplifying 0 = -9 + x 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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