-4(5w+20)=0

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Solution for -4(5w+20)=0 equation:


Simplifying
-4(5w + 20) = 0

Reorder the terms:
-4(20 + 5w) = 0
(20 * -4 + 5w * -4) = 0
(-80 + -20w) = 0

Solving
-80 + -20w = 0

Solving for variable 'w'.

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

Add '80' to each side of the equation.
-80 + 80 + -20w = 0 + 80

Combine like terms: -80 + 80 = 0
0 + -20w = 0 + 80
-20w = 0 + 80

Combine like terms: 0 + 80 = 80
-20w = 80

Divide each side by '-20'.
w = -4

Simplifying
w = -4

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