s+s+9-11=

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Solution for s+s+9-11= equation:


Simplifying
s + s + 9 + -11 = 0

Reorder the terms:
9 + -11 + s + s = 0

Combine like terms: 9 + -11 = -2
-2 + s + s = 0

Combine like terms: s + s = 2s
-2 + 2s = 0

Solving
-2 + 2s = 0

Solving for variable 's'.

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

Add '2' to each side of the equation.
-2 + 2 + 2s = 0 + 2

Combine like terms: -2 + 2 = 0
0 + 2s = 0 + 2
2s = 0 + 2

Combine like terms: 0 + 2 = 2
2s = 2

Divide each side by '2'.
s = 1

Simplifying
s = 1

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