27+x*x=2x*x

Solution for 27+x*x=2x*x equation:

Simplifying
27 + x * x = 2x * x

Multiply x * x
27 + x2 = 2x * x

Multiply x * x
27 + x2 = 2x2

Solving
27 + x2 = 2x2

Solving for variable 'x'.

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

Add '-2x2' to each side of the equation.
27 + x2 + -2x2 = 2x2 + -2x2

Combine like terms: x2 + -2x2 = -1x2
27 + -1x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
27 + -1x2 = 0

Add '-27' to each side of the equation.
27 + -27 + -1x2 = 0 + -27

Combine like terms: 27 + -27 = 0
0 + -1x2 = 0 + -27
-1x2 = 0 + -27

Combine like terms: 0 + -27 = -27
-1x2 = -27

Divide each side by '-1'.
x2 = 27

Simplifying
x2 = 27

Take the square root of each side:
x = {-5.196152423, 5.196152423}