13-36x*x=-12

Solution for 13-36x*x=-12 equation:

Simplifying
13 + -36x * x = -12

Multiply x * x
13 + -36x2 = -12

Solving
13 + -36x2 = -12

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + -36x2 = -12 + -13

Combine like terms: 13 + -13 = 0
0 + -36x2 = -12 + -13
-36x2 = -12 + -13

Combine like terms: -12 + -13 = -25
-36x2 = -25

Divide each side by '-36'.
x2 = 0.6944444444

Simplifying
x2 = 0.6944444444

Take the square root of each side:
x = {-0.833333333, 0.833333333}