z^2+7s=-13

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Solution for z^2+7s=-13 equation: 


Simplifying
z2 + 7s = -13

Reorder the terms:
7s + z2 = -13

Solving
7s + z2 = -13

Solving for variable 's'.

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

Add '-1z2' to each side of the equation.
7s + z2 + -1z2 = -13 + -1z2

Combine like terms: z2 + -1z2 = 0
7s + 0 = -13 + -1z2
7s = -13 + -1z2

Divide each side by '7'.
s = -1.857142857 + -0.1428571429z2

Simplifying
s = -1.857142857 + -0.1428571429z2

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