(5s+5)(5s-5)=

Solution for (5s+5)(5s-5)= equation:

Simplifying
(5s + 5)(5s + -5) = 0

Reorder the terms:
(5 + 5s)(5s + -5) = 0

Reorder the terms:
(5 + 5s)(-5 + 5s) = 0

Multiply (5 + 5s) * (-5 + 5s)
(5(-5 + 5s) + 5s * (-5 + 5s)) = 0
((-5 * 5 + 5s * 5) + 5s * (-5 + 5s)) = 0
((-25 + 25s) + 5s * (-5 + 5s)) = 0
(-25 + 25s + (-5 * 5s + 5s * 5s)) = 0
(-25 + 25s + (-25s + 25s2)) = 0

Combine like terms: 25s + -25s = 0
(-25 + 0 + 25s2) = 0
(-25 + 25s2) = 0

Solving
-25 + 25s2 = 0

Solving for variable 's'.

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

Add '25' to each side of the equation.
-25 + 25 + 25s2 = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 25s2 = 0 + 25
25s2 = 0 + 25

Combine like terms: 0 + 25 = 25
25s2 = 25

Divide each side by '25'.
s2 = 1

Simplifying
s2 = 1

Take the square root of each side:
s = {-1, 1}