27.15+15=X

Solution for 27.15+15=X equation:

Simplifying
27.15 + 15 = X

Combine like terms: 27.15 + 15 = 42.15
42.15 = X

Solving
42.15 = 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.
42.15 + -1X = X + -1X

Combine like terms: X + -1X = 0
42.15 + -1X = 0

Add '-42.15' to each side of the equation.
42.15 + -42.15 + -1X = 0 + -42.15

Combine like terms: 42.15 + -42.15 = 0.00
0.00 + -1X = 0 + -42.15
-1X = 0 + -42.15

Combine like terms: 0 + -42.15 = -42.15
-1X = -42.15

Divide each side by '-1'.
X = 42.15

Simplifying
X = 42.15