log[9](5x+7)=3

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Solution for log[9](5x+7)=3 equation:


Simplifying
log[9](5x + 7) = 3

Reorder the terms:
glo * 9(7 + 5x) = 3

Reorder the terms for easier multiplication:
9glo(7 + 5x) = 3
(7 * 9glo + 5x * 9glo) = 3
(63glo + 45glox) = 3

Solving
63glo + 45glox = 3

Solving for variable 'g'.

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

Reorder the terms:
-3 + 63glo + 45glox = 3 + -3

Combine like terms: 3 + -3 = 0
-3 + 63glo + 45glox = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-1 + 21glo + 15glox) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-1 + 21glo + 15glox)' equal to zero and attempt to solve: Simplifying -1 + 21glo + 15glox = 0 Solving -1 + 21glo + 15glox = 0 Move all terms containing g to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 21glo + 1 + 15glox = 0 + 1 Reorder the terms: -1 + 1 + 21glo + 15glox = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 21glo + 15glox = 0 + 1 21glo + 15glox = 0 + 1 Combine like terms: 0 + 1 = 1 21glo + 15glox = 1 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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