7log(4x+12)-21=0

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Solution for 7log(4x+12)-21=0 equation:


Simplifying
7log(4x + 12) + -21 = 0

Reorder the terms:
7glo(12 + 4x) + -21 = 0
(12 * 7glo + 4x * 7glo) + -21 = 0
(84glo + 28glox) + -21 = 0

Reorder the terms:
-21 + 84glo + 28glox = 0

Solving
-21 + 84glo + 28glox = 0

Solving for variable 'g'.

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

Add '21' to each side of the equation.
-21 + 84glo + 21 + 28glox = 0 + 21

Reorder the terms:
-21 + 21 + 84glo + 28glox = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 84glo + 28glox = 0 + 21
84glo + 28glox = 0 + 21

Combine like terms: 0 + 21 = 21
84glo + 28glox = 21

Reorder the terms:
-21 + 84glo + 28glox = 21 + -21

Combine like terms: 21 + -21 = 0
-21 + 84glo + 28glox = 0

Factor out the Greatest Common Factor (GCF), '7'.
7(-3 + 12glo + 4glox) = 0

Ignore the factor 7.

Subproblem 1

Set the factor '(-3 + 12glo + 4glox)' equal to zero and attempt to solve: Simplifying -3 + 12glo + 4glox = 0 Solving -3 + 12glo + 4glox = 0 Move all terms containing g to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 12glo + 3 + 4glox = 0 + 3 Reorder the terms: -3 + 3 + 12glo + 4glox = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 12glo + 4glox = 0 + 3 12glo + 4glox = 0 + 3 Combine like terms: 0 + 3 = 3 12glo + 4glox = 3 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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