a+3=3+a

Solution for a+3=3+a equation:

Simplifying
a + 3 = 3 + a

Reorder the terms:
3 + a = 3 + a

Add '-3' to each side of the equation.
3 + -3 + a = 3 + -3 + a

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

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

Add '-1a' to each side of the equation.
a + -1a = a + -1a

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.