25x^2+7-13=0

Solution for 25x^2+7-13=0 equation:

Simplifying
25x2 + 7 + -13 = 0

Reorder the terms:
7 + -13 + 25x2 = 0

Combine like terms: 7 + -13 = -6
-6 + 25x2 = 0

Solving
-6 + 25x2 = 0

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 25x2 = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 25x2 = 0 + 6
25x2 = 0 + 6

Combine like terms: 0 + 6 = 6
25x2 = 6

Divide each side by '25'.
x2 = 0.24

Simplifying
x2 = 0.24

Take the square root of each side:
x = {-0.489897949, 0.489897949}