3x*4x-1=

Solution for 3x*4x-1= equation:

Simplifying
3x * 4x + -1 = 0

Reorder the terms for easier multiplication:
3 * 4x * x + -1 = 0

Multiply 3 * 4
12x * x + -1 = 0

Multiply x * x
12x2 + -1 = 0

Reorder the terms:
-1 + 12x2 = 0

Solving
-1 + 12x2 = 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 + 12x2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 12x2 = 0 + 1
12x2 = 0 + 1

Combine like terms: 0 + 1 = 1
12x2 = 1

Divide each side by '12'.
x2 = 0.08333333333

Simplifying
x2 = 0.08333333333

Take the square root of each side:
x = {-0.288675135, 0.288675135}