10(4+x)=-80

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Solution for 10(4+x)=-80 equation: 


Simplifying
10(4 + x) = -80
(4 * 10 + x * 10) = -80
(40 + 10x) = -80

Solving
40 + 10x = -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 + 10x = -80 + -40

Combine like terms: 40 + -40 = 0
0 + 10x = -80 + -40
10x = -80 + -40

Combine like terms: -80 + -40 = -120
10x = -120

Divide each side by '10'.
x = -12

Simplifying
x = -12

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