130=115-20log

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Solution for 130=115-20log equation:


Simplifying
130 = 115 + -20log

Solving
130 = 115 + -20glo

Solving for variable 'g'.

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

Add '20glo' to each side of the equation.
130 + 20glo = 115 + -20glo + 20glo

Combine like terms: -20glo + 20glo = 0
130 + 20glo = 115 + 0
130 + 20glo = 115

Add '-130' to each side of the equation.
130 + -130 + 20glo = 115 + -130

Combine like terms: 130 + -130 = 0
0 + 20glo = 115 + -130
20glo = 115 + -130

Combine like terms: 115 + -130 = -15
20glo = -15

Divide each side by '20lo'.
g = -0.75l-1o-1

Simplifying
g = -0.75l-1o-1

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