X+8-2X=18+X

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Solution for X+8-2X=18+X equation: 


Simplifying
X + 8 + -2X = 18 + X

Reorder the terms:
8 + X + -2X = 18 + X

Combine like terms: X + -2X = -1X
8 + -1X = 18 + X

Solving
8 + -1X = 18 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
8 + -1X + -1X = 18 + X + -1X

Combine like terms: -1X + -1X = -2X
8 + -2X = 18 + X + -1X

Combine like terms: X + -1X = 0
8 + -2X = 18 + 0
8 + -2X = 18

Add '-8' to each side of the equation.
8 + -8 + -2X = 18 + -8

Combine like terms: 8 + -8 = 0
0 + -2X = 18 + -8
-2X = 18 + -8

Combine like terms: 18 + -8 = 10
-2X = 10

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

Simplifying
X = -5

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