3.15=-log(X)

Solution for 3.15=-log(X) equation:

Simplifying
3.15 = -1log(X)

Multiply glo * X
3.15 = -1gloX

Solving
3.15 = -1gloX

Solving for variable 'g'.

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

Add 'gloX' to each side of the equation.
3.15 + gloX = -1gloX + gloX

Combine like terms: -1gloX + gloX = 0
3.15 + gloX = 0

Add '-3.15' to each side of the equation.
3.15 + -3.15 + gloX = 0 + -3.15

Combine like terms: 3.15 + -3.15 = 0.00
0.00 + gloX = 0 + -3.15
gloX = 0 + -3.15

Combine like terms: 0 + -3.15 = -3.15
gloX = -3.15

Divide each side by 'loX'.
g = -3.15l-1o-1X-1

Simplifying
g = -3.15l-1o-1X-1