s+s-12=-6

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Solution for s+s-12=-6 equation:


Simplifying
s + s + -12 = -6

Reorder the terms:
-12 + s + s = -6

Combine like terms: s + s = 2s
-12 + 2s = -6

Solving
-12 + 2s = -6

Solving for variable 's'.

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

Add '12' to each side of the equation.
-12 + 12 + 2s = -6 + 12

Combine like terms: -12 + 12 = 0
0 + 2s = -6 + 12
2s = -6 + 12

Combine like terms: -6 + 12 = 6
2s = 6

Divide each side by '2'.
s = 3

Simplifying
s = 3

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