-2(1+2x)=18

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Solution for -2(1+2x)=18 equation: 


Simplifying
-2(1 + 2x) = 18
(1 * -2 + 2x * -2) = 18
(-2 + -4x) = 18

Solving
-2 + -4x = 18

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 + -4x = 18 + 2

Combine like terms: -2 + 2 = 0
0 + -4x = 18 + 2
-4x = 18 + 2

Combine like terms: 18 + 2 = 20
-4x = 20

Divide each side by '-4'.
x = -5

Simplifying
x = -5

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