2+2=a

Solution for 2+2=a equation:

Simplifying
2 + 2 = a

Combine like terms: 2 + 2 = 4
4 = a

Solving
4 = a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
4 + -1a = a + -1a

Combine like terms: a + -1a = 0
4 + -1a = 0

Add '-4' to each side of the equation.
4 + -4 + -1a = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1a = 0 + -4
-1a = 0 + -4

Combine like terms: 0 + -4 = -4
-1a = -4

Divide each side by '-1'.
a = 4

Simplifying
a = 4