3+x(8-4x)-8x=

Solution for 3+x(8-4x)-8x= equation:

Simplifying
3 + x(8 + -4x) + -8x = 0
3 + (8 * x + -4x * x) + -8x = 0
3 + (8x + -4x2) + -8x = 0

Reorder the terms:
3 + 8x + -8x + -4x2 = 0

Combine like terms: 8x + -8x = 0
3 + 0 + -4x2 = 0
3 + -4x2 = 0

Solving
3 + -4x2 = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -4x2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -4x2 = 0 + -3
-4x2 = 0 + -3

Combine like terms: 0 + -3 = -3
-4x2 = -3

Divide each side by '-4'.
x2 = 0.75

Simplifying
x2 = 0.75

Take the square root of each side:
x = {-0.866025404, 0.866025404}