2x^2-150=650

Solution for 2x^2-150=650 equation:

Simplifying
2x2 + -150 = 650

Reorder the terms:
-150 + 2x2 = 650

Solving
-150 + 2x2 = 650

Solving for variable 'x'.

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

Add '150' to each side of the equation.
-150 + 150 + 2x2 = 650 + 150

Combine like terms: -150 + 150 = 0
0 + 2x2 = 650 + 150
2x2 = 650 + 150

Combine like terms: 650 + 150 = 800
2x2 = 800

Divide each side by '2'.
x2 = 400

Simplifying
x2 = 400

Take the square root of each side:
x = {-20, 20}