14x^2-91=0

Solution for 14x^2-91=0 equation:

Simplifying
14x2 + -91 = 0

Reorder the terms:
-91 + 14x2 = 0

Solving
-91 + 14x2 = 0

Solving for variable 'x'.

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

Add '91' to each side of the equation.
-91 + 91 + 14x2 = 0 + 91

Combine like terms: -91 + 91 = 0
0 + 14x2 = 0 + 91
14x2 = 0 + 91

Combine like terms: 0 + 91 = 91
14x2 = 91

Divide each side by '14'.
x2 = 6.5

Simplifying
x2 = 6.5

Take the square root of each side:
x = {-2.549509757, 2.549509757}