15x^2-26+8=0

Solution for 15x^2-26+8=0 equation:

Simplifying
15x2 + -26 + 8 = 0

Reorder the terms:
-26 + 8 + 15x2 = 0

Combine like terms: -26 + 8 = -18
-18 + 15x2 = 0

Solving
-18 + 15x2 = 0

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 15x2 = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 15x2 = 0 + 18
15x2 = 0 + 18

Combine like terms: 0 + 18 = 18
15x2 = 18

Divide each side by '15'.
x2 = 1.2

Simplifying
x2 = 1.2

Take the square root of each side:
x = {-1.095445115, 1.095445115}