20=-4w+8(w+2)

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Solution for 20=-4w+8(w+2) equation: 


Simplifying
20 = -4w + 8(w + 2)

Reorder the terms:
20 = -4w + 8(2 + w)
20 = -4w + (2 * 8 + w * 8)
20 = -4w + (16 + 8w)

Reorder the terms:
20 = 16 + -4w + 8w

Combine like terms: -4w + 8w = 4w
20 = 16 + 4w

Solving
20 = 16 + 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 = 16 + 4w + -4w

Combine like terms: 4w + -4w = 0
20 + -4w = 16 + 0
20 + -4w = 16

Add '-20' to each side of the equation.
20 + -20 + -4w = 16 + -20

Combine like terms: 20 + -20 = 0
0 + -4w = 16 + -20
-4w = 16 + -20

Combine like terms: 16 + -20 = -4
-4w = -4

Divide each side by '-4'.
w = 1

Simplifying
w = 1

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