s^2-65-40=0

Solution for s^2-65-40=0 equation:

Simplifying
s2 + -65 + -40 = 0

Reorder the terms:
-65 + -40 + s2 = 0

Combine like terms: -65 + -40 = -105
-105 + s2 = 0

Solving
-105 + s2 = 0

Solving for variable 's'.

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

Add '105' to each side of the equation.
-105 + 105 + s2 = 0 + 105

Combine like terms: -105 + 105 = 0
0 + s2 = 0 + 105
s2 = 0 + 105

Combine like terms: 0 + 105 = 105
s2 = 105

Simplifying
s2 = 105

Take the square root of each side:
s = {-10.246950766, 10.246950766}