X+5=3x+21

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Solution for X+5=3x+21 equation: 


Simplifying
X + 5 = 3x + 21

Reorder the terms:
5 + X = 3x + 21

Reorder the terms:
5 + X = 21 + 3x

Solving
5 + X = 21 + 3x

Solving for variable 'X'.

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

Add '-5' to each side of the equation.
5 + -5 + X = 21 + -5 + 3x

Combine like terms: 5 + -5 = 0
0 + X = 21 + -5 + 3x
X = 21 + -5 + 3x

Combine like terms: 21 + -5 = 16
X = 16 + 3x

Simplifying
X = 16 + 3x

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