67+22=a

Solution for 67+22=a equation:

Simplifying
67 + 22 = a

Combine like terms: 67 + 22 = 89
89 = a

Solving
89 = 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.
89 + -1a = a + -1a

Combine like terms: a + -1a = 0
89 + -1a = 0

Add '-89' to each side of the equation.
89 + -89 + -1a = 0 + -89

Combine like terms: 89 + -89 = 0
0 + -1a = 0 + -89
-1a = 0 + -89

Combine like terms: 0 + -89 = -89
-1a = -89

Divide each side by '-1'.
a = 89

Simplifying
a = 89