log(3x-8)-log(4x)+5=7

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Solution for log(3x-8)-log(4x)+5=7 equation:


Simplifying
log(3x + -8) + -1log(4x) + 5 = 7

Reorder the terms:
glo(-8 + 3x) + -1log(4x) + 5 = 7
(-8 * glo + 3x * glo) + -1log(4x) + 5 = 7
(-8glo + 3glox) + -1log(4x) + 5 = 7

Remove parenthesis around (4x)
-8glo + 3glox + -1glo * 4x + 5 = 7

Reorder the terms for easier multiplication:
-8glo + 3glox + -1 * 4glo * x + 5 = 7

Multiply -1 * 4
-8glo + 3glox + -4glo * x + 5 = 7

Multiply glo * x
-8glo + 3glox + -4glox + 5 = 7

Reorder the terms:
5 + -8glo + 3glox + -4glox = 7

Combine like terms: 3glox + -4glox = -1glox
5 + -8glo + -1glox = 7

Solving
5 + -8glo + -1glox = 7

Solving for variable 'g'.

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

Add '-5' to each side of the equation.
5 + -8glo + -5 + -1glox = 7 + -5

Reorder the terms:
5 + -5 + -8glo + -1glox = 7 + -5

Combine like terms: 5 + -5 = 0
0 + -8glo + -1glox = 7 + -5
-8glo + -1glox = 7 + -5

Combine like terms: 7 + -5 = 2
-8glo + -1glox = 2

Reorder the terms:
-2 + -8glo + -1glox = 2 + -2

Combine like terms: 2 + -2 = 0
-2 + -8glo + -1glox = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(2 + 8glo + glox) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(2 + 8glo + glox)' equal to zero and attempt to solve: Simplifying 2 + 8glo + glox = 0 Solving 2 + 8glo + glox = 0 Move all terms containing g to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + 8glo + -2 + glox = 0 + -2 Reorder the terms: 2 + -2 + 8glo + glox = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 8glo + glox = 0 + -2 8glo + glox = 0 + -2 Combine like terms: 0 + -2 = -2 8glo + glox = -2 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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