-x*-x+2x*2x=11.33

Solution for -x*-x+2x*2x=11.33 equation:

Simplifying
-1x * -1x + 2x * 2x = 11.33

Reorder the terms for easier multiplication:
-1 * -1x * x + 2x * 2x = 11.33

Multiply -1 * -1
1x * x + 2x * 2x = 11.33

Multiply x * x
1x2 + 2x * 2x = 11.33

Reorder the terms for easier multiplication:
1x2 + 2 * 2x * x = 11.33

Multiply 2 * 2
1x2 + 4x * x = 11.33

Multiply x * x
1x2 + 4x2 = 11.33

Combine like terms: 1x2 + 4x2 = 5x2
5x2 = 11.33

Solving
5x2 = 11.33

Solving for variable 'x'.

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

Divide each side by '5'.
x2 = 2.266

Simplifying
x2 = 2.266

Take the square root of each side:
x = {-1.505323885, 1.505323885}