4x^2-51=

Solution for 4x^2-51= equation:

Simplifying
4x2 + -51 = 0

Reorder the terms:
-51 + 4x2 = 0

Solving
-51 + 4x2 = 0

Solving for variable 'x'.

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

Add '51' to each side of the equation.
-51 + 51 + 4x2 = 0 + 51

Combine like terms: -51 + 51 = 0
0 + 4x2 = 0 + 51
4x2 = 0 + 51

Combine like terms: 0 + 51 = 51
4x2 = 51

Divide each side by '4'.
x2 = 12.75

Simplifying
x2 = 12.75

Take the square root of each side:
x = {-3.570714214, 3.570714214}