lg(x+8)=2lgx

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Solution for lg(x+8)=2lgx equation:


Simplifying
lg(x + 8) = 2lgx

Reorder the terms:
gl(8 + x) = 2lgx
(8 * gl + x * gl) = 2lgx
(8gl + glx) = 2lgx

Solving
8gl + glx = 2glx

Solving for variable 'g'.

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

Add '-2glx' to each side of the equation.
8gl + glx + -2glx = 2glx + -2glx

Combine like terms: glx + -2glx = -1glx
8gl + -1glx = 2glx + -2glx

Combine like terms: 2glx + -2glx = 0
8gl + -1glx = 0

Factor out the Greatest Common Factor (GCF), 'gl'.
gl(8 + -1x) = 0

Subproblem 1

Set the factor 'gl' equal to zero and attempt to solve: Simplifying gl = 0 Solving gl = 0 Move all terms containing g to the left, all other terms to the right. Simplifying gl = 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 g 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. The solution to this equation could not be determined.

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