-4[10+2x]=-80

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Solution for -4[10+2x]=-80 equation: 


Simplifying
-4[10 + 2x] = -80
[10 * -4 + 2x * -4] = -80
[-40 + -8x] = -80

Solving
-40 + -8x = -80

Solving for variable 'x'.

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

Add '40' to each side of the equation.
-40 + 40 + -8x = -80 + 40

Combine like terms: -40 + 40 = 0
0 + -8x = -80 + 40
-8x = -80 + 40

Combine like terms: -80 + 40 = -40
-8x = -40

Divide each side by '-8'.
x = 5

Simplifying
x = 5

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