X+21=12x-1

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Solution for X+21=12x-1 equation: 


Simplifying
X + 21 = 12x + -1

Reorder the terms:
21 + X = 12x + -1

Reorder the terms:
21 + X = -1 + 12x

Solving
21 + X = -1 + 12x

Solving for variable 'X'.

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

Add '-21' to each side of the equation.
21 + -21 + X = -1 + -21 + 12x

Combine like terms: 21 + -21 = 0
0 + X = -1 + -21 + 12x
X = -1 + -21 + 12x

Combine like terms: -1 + -21 = -22
X = -22 + 12x

Simplifying
X = -22 + 12x

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