12(3+4h)=-20

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Solution for 12(3+4h)=-20 equation: 


Simplifying
12(3 + 4h) = -20
(3 * 12 + 4h * 12) = -20
(36 + 48h) = -20

Solving
36 + 48h = -20

Solving for variable 'h'.

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

Add '-36' to each side of the equation.
36 + -36 + 48h = -20 + -36

Combine like terms: 36 + -36 = 0
0 + 48h = -20 + -36
48h = -20 + -36

Combine like terms: -20 + -36 = -56
48h = -56

Divide each side by '48'.
h = -1.166666667

Simplifying
h = -1.166666667

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