-4(5+5x)=-80

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Solution for -4(5+5x)=-80 equation: 


Simplifying
-4(5 + 5x) = -80
(5 * -4 + 5x * -4) = -80
(-20 + -20x) = -80

Solving
-20 + -20x = -80

Solving for variable 'x'.

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

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

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

Combine like terms: -80 + 20 = -60
-20x = -60

Divide each side by '-20'.
x = 3

Simplifying
x = 3

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