X+21=38

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Solution for X+21=38 equation: 


Simplifying
X + 21 = 38

Reorder the terms:
21 + X = 38

Solving
21 + X = 38

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 = 38 + -21

Combine like terms: 21 + -21 = 0
0 + X = 38 + -21
X = 38 + -21

Combine like terms: 38 + -21 = 17
X = 17

Simplifying
X = 17

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