20=2(h+-1)-(-8)

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Solution for 20=2(h+-1)-(-8) equation:


Simplifying
20 = 2(h + -1) + -1(-8)

Reorder the terms:
20 = 2(-1 + h) + -1(-8)
20 = (-1 * 2 + h * 2) + -1(-8)
20 = (-2 + 2h) + -1(-8)

Multiply -1 * -8
20 = -2 + 2h + 8

Reorder the terms:
20 = -2 + 8 + 2h

Combine like terms: -2 + 8 = 6
20 = 6 + 2h

Solving
20 = 6 + 2h

Solving for variable 'h'.

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

Add '-2h' to each side of the equation.
20 + -2h = 6 + 2h + -2h

Combine like terms: 2h + -2h = 0
20 + -2h = 6 + 0
20 + -2h = 6

Add '-20' to each side of the equation.
20 + -20 + -2h = 6 + -20

Combine like terms: 20 + -20 = 0
0 + -2h = 6 + -20
-2h = 6 + -20

Combine like terms: 6 + -20 = -14
-2h = -14

Divide each side by '-2'.
h = 7

Simplifying
h = 7

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