0=28-0.07s^2

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Solution for 0=28-0.07s^2 equation: 


Simplifying
0 = 28 + -0.07s2

Solving
0 = 28 + -0.07s2

Solving for variable 's'.

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

Add '0.07s2' to each side of the equation.
0 + 0.07s2 = 28 + -0.07s2 + 0.07s2
Remove the zero:
0.07s2 = 28 + -0.07s2 + 0.07s2

Combine like terms: -0.07s2 + 0.07s2 = 0.00
0.07s2 = 28 + 0.00
0.07s2 = 28

Divide each side by '0.07'.
s2 = 400

Simplifying
s2 = 400

Take the square root of each side:
s = {-20, 20}

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