4(10+5x)=-40

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Solution for 4(10+5x)=-40 equation: 


Simplifying
4(10 + 5x) = -40
(10 * 4 + 5x * 4) = -40
(40 + 20x) = -40

Solving
40 + 20x = -40

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 + 20x = -40 + -40

Combine like terms: 40 + -40 = 0
0 + 20x = -40 + -40
20x = -40 + -40

Combine like terms: -40 + -40 = -80
20x = -80

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

Simplifying
x = -4

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