(a-3)-a=1

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Solution for (a-3)-a=1 equation: 


Simplifying
(a + -3) + -1a = 1

Reorder the terms:
(-3 + a) + -1a = 1

Remove parenthesis around (-3 + a)
-3 + a + -1a = 1

Combine like terms: a + -1a = 0
-3 + 0 = 1
-3 = 1

Solving
-3 = 1

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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