-2X-6=-20

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Solution for -2X-6=-20 equation: 


Simplifying
-2X + -6 = -20

Reorder the terms:
-6 + -2X = -20

Solving
-6 + -2X = -20

Solving for variable 'X'.

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

Add '6' to each side of the equation.
-6 + 6 + -2X = -20 + 6

Combine like terms: -6 + 6 = 0
0 + -2X = -20 + 6
-2X = -20 + 6

Combine like terms: -20 + 6 = -14
-2X = -14

Divide each side by '-2'.
X = 7

Simplifying
X = 7

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