X-43=21

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Solution for X-43=21 equation: 


Simplifying
X + -43 = 21

Reorder the terms:
-43 + X = 21

Solving
-43 + X = 21

Solving for variable 'X'.

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

Add '43' to each side of the equation.
-43 + 43 + X = 21 + 43

Combine like terms: -43 + 43 = 0
0 + X = 21 + 43
X = 21 + 43

Combine like terms: 21 + 43 = 64
X = 64

Simplifying
X = 64

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