20.6=X+(X*.15)

Solution for 20.6=X+(X*.15) equation:

Simplifying
20.6 = X + (X * 0.15)

Reorder the terms for easier multiplication:
20.6 = X + (0.15X)

Combine like terms: X + (0.15X) = 1.15X
20.6 = 1.15X

Solving
20.6 = 1.15X

Solving for variable 'X'.

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

Add '-1.15X' to each side of the equation.
20.6 + -1.15X = 1.15X + -1.15X

Combine like terms: 1.15X + -1.15X = 0.00
20.6 + -1.15X = 0.00

Add '-20.6' to each side of the equation.
20.6 + -20.6 + -1.15X = 0.00 + -20.6

Combine like terms: 20.6 + -20.6 = 0.0
0.0 + -1.15X = 0.00 + -20.6
-1.15X = 0.00 + -20.6

Combine like terms: 0.00 + -20.6 = -20.6
-1.15X = -20.6

Divide each side by '-1.15'.
X = 17.91304348

Simplifying
X = 17.91304348