2(5-5x^2)=5

Solution for 2(5-5x^2)=5 equation:

Simplifying
2(5 + -5x2) = 5
(5 * 2 + -5x2 * 2) = 5
(10 + -10x2) = 5

Solving
10 + -10x2 = 5

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + -10x2 = 5 + -10

Combine like terms: 10 + -10 = 0
0 + -10x2 = 5 + -10
-10x2 = 5 + -10

Combine like terms: 5 + -10 = -5
-10x2 = -5

Divide each side by '-10'.
x2 = 0.5

Simplifying
x2 = 0.5

Take the square root of each side:
x = {-0.707106781, 0.707106781}