27+a=28

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Solution for 27+a=28 equation: 


Simplifying
27 + a = 28

Solving
27 + a = 28

Solving for variable 'a'.

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

Add '-27' to each side of the equation.
27 + -27 + a = 28 + -27

Combine like terms: 27 + -27 = 0
0 + a = 28 + -27
a = 28 + -27

Combine like terms: 28 + -27 = 1
a = 1

Simplifying
a = 1

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