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

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


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

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

Reorder the terms:
-20 = -8 + -4w + 2w

Combine like terms: -4w + 2w = -2w
-20 = -8 + -2w

Solving
-20 = -8 + -2w

Solving for variable 'w'.

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

Add '2w' to each side of the equation.
-20 + 2w = -8 + -2w + 2w

Combine like terms: -2w + 2w = 0
-20 + 2w = -8 + 0
-20 + 2w = -8

Add '20' to each side of the equation.
-20 + 20 + 2w = -8 + 20

Combine like terms: -20 + 20 = 0
0 + 2w = -8 + 20
2w = -8 + 20

Combine like terms: -8 + 20 = 12
2w = 12

Divide each side by '2'.
w = 6

Simplifying
w = 6

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