9x^2+12=13

Solution for 9x^2+12=13 equation:

Simplifying
9x2 + 12 = 13

Reorder the terms:
12 + 9x2 = 13

Solving
12 + 9x2 = 13

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 9x2 = 13 + -12

Combine like terms: 12 + -12 = 0
0 + 9x2 = 13 + -12
9x2 = 13 + -12

Combine like terms: 13 + -12 = 1
9x2 = 1

Divide each side by '9'.
x2 = 0.1111111111

Simplifying
x2 = 0.1111111111

Take the square root of each side:
x = {-0.333333333, 0.333333333}