-4(9+x)=-40

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Solution for -4(9+x)=-40 equation: 


Simplifying
-4(9 + x) = -40
(9 * -4 + x * -4) = -40
(-36 + -4x) = -40

Solving
-36 + -4x = -40

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + -4x = -40 + 36

Combine like terms: -36 + 36 = 0
0 + -4x = -40 + 36
-4x = -40 + 36

Combine like terms: -40 + 36 = -4
-4x = -4

Divide each side by '-4'.
x = 1

Simplifying
x = 1

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