81x^2+1=17

Solution for 81x^2+1=17 equation:

Simplifying
81x2 + 1 = 17

Reorder the terms:
1 + 81x2 = 17

Solving
1 + 81x2 = 17

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 + 81x2 = 17 + -1

Combine like terms: 1 + -1 = 0
0 + 81x2 = 17 + -1
81x2 = 17 + -1

Combine like terms: 17 + -1 = 16
81x2 = 16

Divide each side by '81'.
x2 = 0.1975308642

Simplifying
x2 = 0.1975308642

Take the square root of each side:
x = {-0.444444444, 0.444444444}