13.15=x-1

Solution for 13.15=x-1 equation:

Simplifying
13.15 = x + -1

Reorder the terms:
13.15 = -1 + x

Solving
13.15 = -1 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
13.15 + -1x = -1 + x + -1x

Combine like terms: x + -1x = 0
13.15 + -1x = -1 + 0
13.15 + -1x = -1

Add '-13.15' to each side of the equation.
13.15 + -13.15 + -1x = -1 + -13.15

Combine like terms: 13.15 + -13.15 = 0.00
0.00 + -1x = -1 + -13.15
-1x = -1 + -13.15

Combine like terms: -1 + -13.15 = -14.15
-1x = -14.15

Divide each side by '-1'.
x = 14.15

Simplifying
x = 14.15