-2(9-x)=22

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Solution for -2(9-x)=22 equation: 


Simplifying
-2(9 + -1x) = 22
(9 * -2 + -1x * -2) = 22
(-18 + 2x) = 22

Solving
-18 + 2x = 22

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 2x = 22 + 18

Combine like terms: -18 + 18 = 0
0 + 2x = 22 + 18
2x = 22 + 18

Combine like terms: 22 + 18 = 40
2x = 40

Divide each side by '2'.
x = 20

Simplifying
x = 20

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