3-x+9+x=2x-6+8

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Solution for 3-x+9+x=2x-6+8 equation: 


Simplifying
3 + -1x + 9 + x = 2x + -6 + 8

Reorder the terms:
3 + 9 + -1x + x = 2x + -6 + 8

Combine like terms: 3 + 9 = 12
12 + -1x + x = 2x + -6 + 8

Combine like terms: -1x + x = 0
12 + 0 = 2x + -6 + 8
12 = 2x + -6 + 8

Reorder the terms:
12 = -6 + 8 + 2x

Combine like terms: -6 + 8 = 2
12 = 2 + 2x

Solving
12 = 2 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
12 + -2x = 2 + 2x + -2x

Combine like terms: 2x + -2x = 0
12 + -2x = 2 + 0
12 + -2x = 2

Add '-12' to each side of the equation.
12 + -12 + -2x = 2 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = 2 + -12
-2x = 2 + -12

Combine like terms: 2 + -12 = -10
-2x = -10

Divide each side by '-2'.
x = 5

Simplifying
x = 5

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