16(x*x)-25=0

Solution for 16(x*x)-25=0 equation:

Simplifying
16(x * x) + -25 = 0

Multiply x * x
16(x2) + -25 = 0

Reorder the terms:
-25 + 16x2 = 0

Solving
-25 + 16x2 = 0

Solving for variable 'x'.

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

Add '25' to each side of the equation.
-25 + 25 + 16x2 = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 16x2 = 0 + 25
16x2 = 0 + 25

Combine like terms: 0 + 25 = 25
16x2 = 25

Divide each side by '16'.
x2 = 1.5625

Simplifying
x2 = 1.5625

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