3s+-4s=9

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Solution for 3s+-4s=9 equation: 


Simplifying
3s + -4s = 9

Combine like terms: 3s + -4s = -1s
-1s = 9

Solving
-1s = 9

Solving for variable 's'.

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

Divide each side by '-1'.
s = -9

Simplifying
s = -9

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