a^2-5-6=

Solution for a^2-5-6= equation:

Simplifying
a2 + -5 + -6 = 0

Reorder the terms:
-5 + -6 + a2 = 0

Combine like terms: -5 + -6 = -11
-11 + a2 = 0

Solving
-11 + a2 = 0

Solving for variable 'a'.

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

Add '11' to each side of the equation.
-11 + 11 + a2 = 0 + 11

Combine like terms: -11 + 11 = 0
0 + a2 = 0 + 11
a2 = 0 + 11

Combine like terms: 0 + 11 = 11
a2 = 11

Simplifying
a2 = 11

Take the square root of each side:
a = {-3.31662479, 3.31662479}