Log(15)-log(x)=log(2x-7)

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Solution for Log(15)-log(x)=log(2x-7) equation:


Simplifying
Log(15) + -1log(x) = log(2x + -7)

Reorder the terms for easier multiplication:
15goL + -1log(x) = log(2x + -7)

Multiply glo * x
15goL + -1glox = log(2x + -7)

Reorder the terms:
-1glox + 15goL = log(2x + -7)

Reorder the terms:
-1glox + 15goL = glo(-7 + 2x)
-1glox + 15goL = (-7 * glo + 2x * glo)
-1glox + 15goL = (-7glo + 2glox)

Solving
-1glox + 15goL = -7glo + 2glox

Solving for variable 'g'.

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

Add '7glo' to each side of the equation.
-1glox + 7glo + 15goL = -7glo + 7glo + 2glox

Reorder the terms:
7glo + -1glox + 15goL = -7glo + 7glo + 2glox

Combine like terms: -7glo + 7glo = 0
7glo + -1glox + 15goL = 0 + 2glox
7glo + -1glox + 15goL = 2glox

Add '-2glox' to each side of the equation.
7glo + -1glox + -2glox + 15goL = 2glox + -2glox

Combine like terms: -1glox + -2glox = -3glox
7glo + -3glox + 15goL = 2glox + -2glox

Combine like terms: 2glox + -2glox = 0
7glo + -3glox + 15goL = 0

Factor out the Greatest Common Factor (GCF), 'go'.
go(7l + -3lx + 15L) = 0

Subproblem 1

Set the factor 'go' equal to zero and attempt to solve: Simplifying go = 0 Solving go = 0 Move all terms containing g to the left, all other terms to the right. Simplifying go = 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 '(7l + -3lx + 15L)' equal to zero and attempt to solve: Simplifying 7l + -3lx + 15L = 0 Reorder the terms: 15L + 7l + -3lx = 0 Solving 15L + 7l + -3lx = 0 Move all terms containing g to the left, all other terms to the right. Add '-15L' to each side of the equation. 15L + 7l + -15L + -3lx = 0 + -15L Reorder the terms: 15L + -15L + 7l + -3lx = 0 + -15L Combine like terms: 15L + -15L = 0 0 + 7l + -3lx = 0 + -15L 7l + -3lx = 0 + -15L Remove the zero: 7l + -3lx = -15L Add '-7l' to each side of the equation. 7l + -7l + -3lx = -15L + -7l Combine like terms: 7l + -7l = 0 0 + -3lx = -15L + -7l -3lx = -15L + -7l Add '3lx' to each side of the equation. -3lx + 3lx = -15L + -7l + 3lx Combine like terms: -3lx + 3lx = 0 0 = -15L + -7l + 3lx Simplifying 0 = -15L + -7l + 3lx 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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