52+a=21

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Solution for 52+a=21 equation: 


Simplifying
52 + a = 21

Solving
52 + a = 21

Solving for variable 'a'.

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

Add '-52' to each side of the equation.
52 + -52 + a = 21 + -52

Combine like terms: 52 + -52 = 0
0 + a = 21 + -52
a = 21 + -52

Combine like terms: 21 + -52 = -31
a = -31

Simplifying
a = -31

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