100s^2-140+49=0

Solution for 100s^2-140+49=0 equation:

Simplifying
100s2 + -140 + 49 = 0

Reorder the terms:
-140 + 49 + 100s2 = 0

Combine like terms: -140 + 49 = -91
-91 + 100s2 = 0

Solving
-91 + 100s2 = 0

Solving for variable 's'.

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

Add '91' to each side of the equation.
-91 + 91 + 100s2 = 0 + 91

Combine like terms: -91 + 91 = 0
0 + 100s2 = 0 + 91
100s2 = 0 + 91

Combine like terms: 0 + 91 = 91
100s2 = 91

Divide each side by '100'.
s2 = 0.91

Simplifying
s2 = 0.91

Take the square root of each side:
s = {-0.953939201, 0.953939201}