-(h-(-12))+18=-1

Solution for -(h-(-12))+18=-1 equation:

Simplifying
-1(h + -1(-12)) + 18 = -1

Multiply -1 * -12
-1(h + 12) + 18 = -1

Reorder the terms:
-1(12 + h) + 18 = -1
(12 * -1 + h * -1) + 18 = -1
(-12 + -1h) + 18 = -1

Reorder the terms:
-12 + 18 + -1h = -1

Combine like terms: -12 + 18 = 6
6 + -1h = -1

Solving
6 + -1h = -1

Solving for variable 'h'.

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

Add '-6' to each side of the equation.
6 + -6 + -1h = -1 + -6

Combine like terms: 6 + -6 = 0
0 + -1h = -1 + -6
-1h = -1 + -6

Combine like terms: -1 + -6 = -7
-1h = -7

Divide each side by '-1'.
h = 7

Simplifying
h = 7