-2(1+x)=13

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Solution for -2(1+x)=13 equation: 


Simplifying
-2(1 + x) = 13
(1 * -2 + x * -2) = 13
(-2 + -2x) = 13

Solving
-2 + -2x = 13

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -2x = 13 + 2

Combine like terms: -2 + 2 = 0
0 + -2x = 13 + 2
-2x = 13 + 2

Combine like terms: 13 + 2 = 15
-2x = 15

Divide each side by '-2'.
x = -7.5

Simplifying
x = -7.5

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