12=4(h-18)+4

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Solution for 12=4(h-18)+4 equation:


Simplifying
12 = 4(h + -18) + 4

Reorder the terms:
12 = 4(-18 + h) + 4
12 = (-18 * 4 + h * 4) + 4
12 = (-72 + 4h) + 4

Reorder the terms:
12 = -72 + 4 + 4h

Combine like terms: -72 + 4 = -68
12 = -68 + 4h

Solving
12 = -68 + 4h

Solving for variable 'h'.

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

Add '-4h' to each side of the equation.
12 + -4h = -68 + 4h + -4h

Combine like terms: 4h + -4h = 0
12 + -4h = -68 + 0
12 + -4h = -68

Add '-12' to each side of the equation.
12 + -12 + -4h = -68 + -12

Combine like terms: 12 + -12 = 0
0 + -4h = -68 + -12
-4h = -68 + -12

Combine like terms: -68 + -12 = -80
-4h = -80

Divide each side by '-4'.
h = 20

Simplifying
h = 20

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