40x^2-3+2=0

Solution for 40x^2-3+2=0 equation:

Simplifying
40x2 + -3 + 2 = 0

Reorder the terms:
-3 + 2 + 40x2 = 0

Combine like terms: -3 + 2 = -1
-1 + 40x2 = 0

Solving
-1 + 40x2 = 0

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 40x2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 40x2 = 0 + 1
40x2 = 0 + 1

Combine like terms: 0 + 1 = 1
40x2 = 1

Divide each side by '40'.
x2 = 0.025

Simplifying
x2 = 0.025

Take the square root of each side:
x = {-0.158113883, 0.158113883}