2a^2+4-36=0

Solution for 2a^2+4-36=0 equation:

Simplifying
2a2 + 4 + -36 = 0

Reorder the terms:
4 + -36 + 2a2 = 0

Combine like terms: 4 + -36 = -32
-32 + 2a2 = 0

Solving
-32 + 2a2 = 0

Solving for variable 'a'.

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

Add '32' to each side of the equation.
-32 + 32 + 2a2 = 0 + 32

Combine like terms: -32 + 32 = 0
0 + 2a2 = 0 + 32
2a2 = 0 + 32

Combine like terms: 0 + 32 = 32
2a2 = 32

Divide each side by '2'.
a2 = 16

Simplifying
a2 = 16

Take the square root of each side:
a = {-4, 4}