s(s)-2sr=

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Solution for s(s)-2sr= equation: 


Simplifying
s(s) + -2sr = 0

Multiply s * s
s2 + -2sr = 0

Reorder the terms:
-2rs + s2 = 0

Solving
-2rs + s2 = 0

Solving for variable 'r'.

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

Add '-1s2' to each side of the equation.
-2rs + s2 + -1s2 = 0 + -1s2

Combine like terms: s2 + -1s2 = 0
-2rs + 0 = 0 + -1s2
-2rs = 0 + -1s2
Remove the zero:
-2rs = -1s2

Divide each side by '-2s'.
r = 0.5s

Simplifying
r = 0.5s

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