-4(1+2x)=-20

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Solution for -4(1+2x)=-20 equation: 


Simplifying
-4(1 + 2x) = -20
(1 * -4 + 2x * -4) = -20
(-4 + -8x) = -20

Solving
-4 + -8x = -20

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + -8x = -20 + 4

Combine like terms: -4 + 4 = 0
0 + -8x = -20 + 4
-8x = -20 + 4

Combine like terms: -20 + 4 = -16
-8x = -16

Divide each side by '-8'.
x = 2

Simplifying
x = 2

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