18x^2-40+8=0

Solution for 18x^2-40+8=0 equation:

Simplifying
18x2 + -40 + 8 = 0

Reorder the terms:
-40 + 8 + 18x2 = 0

Combine like terms: -40 + 8 = -32
-32 + 18x2 = 0

Solving
-32 + 18x2 = 0

Solving for variable 'x'.

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

Add '32' to each side of the equation.
-32 + 32 + 18x2 = 0 + 32

Combine like terms: -32 + 32 = 0
0 + 18x2 = 0 + 32
18x2 = 0 + 32

Combine like terms: 0 + 32 = 32
18x2 = 32

Divide each side by '18'.
x2 = 1.777777778

Simplifying
x2 = 1.777777778

Take the square root of each side:
x = {-1.333333333, 1.333333333}