4x^2-6.25=0

Solution for 4x^2-6.25=0 equation:

Simplifying
4x2 + -6.25 = 0

Reorder the terms:
-6.25 + 4x2 = 0

Solving
-6.25 + 4x2 = 0

Solving for variable 'x'.

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

Add '6.25' to each side of the equation.
-6.25 + 6.25 + 4x2 = 0 + 6.25

Combine like terms: -6.25 + 6.25 = 0.00
0.00 + 4x2 = 0 + 6.25
4x2 = 0 + 6.25

Combine like terms: 0 + 6.25 = 6.25
4x2 = 6.25

Divide each side by '4'.
x2 = 1.5625

Simplifying
x2 = 1.5625

Take the square root of each side:
x = {-1.25, 1.25}