13.6=d-(-18.2)

Solution for 13.6=d-(-18.2) equation:

Simplifying
13.6 = d + -1(-18.2)

Multiply -1 * -18.2
13.6 = d + 18.2

Reorder the terms:
13.6 = 18.2 + d

Solving
13.6 = 18.2 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
13.6 + -1d = 18.2 + d + -1d

Combine like terms: d + -1d = 0
13.6 + -1d = 18.2 + 0
13.6 + -1d = 18.2

Add '-13.6' to each side of the equation.
13.6 + -13.6 + -1d = 18.2 + -13.6

Combine like terms: 13.6 + -13.6 = 0.0
0.0 + -1d = 18.2 + -13.6
-1d = 18.2 + -13.6

Combine like terms: 18.2 + -13.6 = 4.6
-1d = 4.6

Divide each side by '-1'.
d = -4.6

Simplifying
d = -4.6