-7s=-8s-9

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Solution for -7s=-8s-9 equation: 


Simplifying
-7s = -8s + -9

Reorder the terms:
-7s = -9 + -8s

Solving
-7s = -9 + -8s

Solving for variable 's'.

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

Add '8s' to each side of the equation.
-7s + 8s = -9 + -8s + 8s

Combine like terms: -7s + 8s = 1s
1s = -9 + -8s + 8s

Combine like terms: -8s + 8s = 0
1s = -9 + 0
1s = -9

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

Simplifying
s = -9

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