9x^2-3(0.6666667)-8=10

Solution for 9x^2-3(0.6666667)-8=10 equation:

Simplifying
9x2 + -3(0.6666667) + -8 = 10

Multiply -3 * 0.6666667
9x2 + -2.0000001 + -8 = 10

Reorder the terms:
-2.0000001 + -8 + 9x2 = 10

Combine like terms: -2.0000001 + -8 = -10.0000001
-10.0000001 + 9x2 = 10

Solving
-10.0000001 + 9x2 = 10

Solving for variable 'x'.

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

Add '10.0000001' to each side of the equation.
-10.0000001 + 10.0000001 + 9x2 = 10 + 10.0000001

Combine like terms: -10.0000001 + 10.0000001 = 0.0000000
0.0000000 + 9x2 = 10 + 10.0000001
9x2 = 10 + 10.0000001

Combine like terms: 10 + 10.0000001 = 20.0000001
9x2 = 20.0000001

Divide each side by '9'.
x2 = 2.222222233

Simplifying
x2 = 2.222222233

Take the square root of each side:
x = {-1.490711989, 1.490711989}