-2x*x+50=10

Solution for -2x*x+50=10 equation:

Simplifying
-2x * x + 50 = 10

Multiply x * x
-2x2 + 50 = 10

Reorder the terms:
50 + -2x2 = 10

Solving
50 + -2x2 = 10

Solving for variable 'x'.

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

Add '-50' to each side of the equation.
50 + -50 + -2x2 = 10 + -50

Combine like terms: 50 + -50 = 0
0 + -2x2 = 10 + -50
-2x2 = 10 + -50

Combine like terms: 10 + -50 = -40
-2x2 = -40

Divide each side by '-2'.
x2 = 20

Simplifying
x2 = 20

Take the square root of each side:
x = {-4.472135955, 4.472135955}