S=-2S+9

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Solution for S=-2S+9 equation:


Simplifying
S = -2S + 9

Reorder the terms:
S = 9 + -2S

Solving
S = 9 + -2S

Solving for variable 'S'.

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

Add '2S' to each side of the equation.
S + 2S = 9 + -2S + 2S

Combine like terms: S + 2S = 3S
3S = 9 + -2S + 2S

Combine like terms: -2S + 2S = 0
3S = 9 + 0
3S = 9

Divide each side by '3'.
S = 3

Simplifying
S = 3

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