40=x^2(250)

Solution for 40=x^2(250) equation:

Simplifying
40 = x2(250)

Reorder the terms for easier multiplication:
40 = 250x2

Solving
40 = 250x2

Solving for variable 'x'.

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

Add '-250x2' to each side of the equation.
40 + -250x2 = 250x2 + -250x2

Combine like terms: 250x2 + -250x2 = 0
40 + -250x2 = 0

Add '-40' to each side of the equation.
40 + -40 + -250x2 = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -250x2 = 0 + -40
-250x2 = 0 + -40

Combine like terms: 0 + -40 = -40
-250x2 = -40

Divide each side by '-250'.
x2 = 0.16

Simplifying
x2 = 0.16

Take the square root of each side:
x = {-0.4, 0.4}