-12=-2h-0.2(20-6h)

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Solution for -12=-2h-0.2(20-6h) equation:


Simplifying
-12 = -2h + -0.2(20 + -6h)
-12 = -2h + (20 * -0.2 + -6h * -0.2)
-12 = -2h + (-4 + 1.2h)

Reorder the terms:
-12 = -4 + -2h + 1.2h

Combine like terms: -2h + 1.2h = -0.8h
-12 = -4 + -0.8h

Solving
-12 = -4 + -0.8h

Solving for variable 'h'.

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

Add '0.8h' to each side of the equation.
-12 + 0.8h = -4 + -0.8h + 0.8h

Combine like terms: -0.8h + 0.8h = 0.0
-12 + 0.8h = -4 + 0.0
-12 + 0.8h = -4

Add '12' to each side of the equation.
-12 + 12 + 0.8h = -4 + 12

Combine like terms: -12 + 12 = 0
0 + 0.8h = -4 + 12
0.8h = -4 + 12

Combine like terms: -4 + 12 = 8
0.8h = 8

Divide each side by '0.8'.
h = 10

Simplifying
h = 10

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