4-x^2=2.66667

Solution for 4-x^2=2.66667 equation:

Simplifying
4 + -1x2 = 2.66667

Solving
4 + -1x2 = 2.66667

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + -1x2 = 2.66667 + -4

Combine like terms: 4 + -4 = 0
0 + -1x2 = 2.66667 + -4
-1x2 = 2.66667 + -4

Combine like terms: 2.66667 + -4 = -1.33333
-1x2 = -1.33333

Divide each side by '-1'.
x2 = 1.33333

Simplifying
x2 = 1.33333

Take the square root of each side:
x = {-1.154699095, 1.154699095}