-8s-9=-7s

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


Simplifying
-8s + -9 = -7s

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

Solving
-9 + -8s = -7s

Solving for variable 's'.

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

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

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

Combine like terms: -7s + 7s = 0
-9 + -1s = 0

Add '9' to each side of the equation.
-9 + 9 + -1s = 0 + 9

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

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

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

Simplifying
s = -9

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