20=-4w+12

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Solution for 20=-4w+12 equation:


Simplifying
20 = -4w + 12

Reorder the terms:
20 = 12 + -4w

Solving
20 = 12 + -4w

Solving for variable 'w'.

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

Add '4w' to each side of the equation.
20 + 4w = 12 + -4w + 4w

Combine like terms: -4w + 4w = 0
20 + 4w = 12 + 0
20 + 4w = 12

Add '-20' to each side of the equation.
20 + -20 + 4w = 12 + -20

Combine like terms: 20 + -20 = 0
0 + 4w = 12 + -20
4w = 12 + -20

Combine like terms: 12 + -20 = -8
4w = -8

Divide each side by '4'.
w = -2

Simplifying
w = -2

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