7-9s=-8s

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


Simplifying
7 + -9s = -8s

Solving
7 + -9s = -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.
7 + -9s + 8s = -8s + 8s

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

Combine like terms: -8s + 8s = 0
7 + -1s = 0

Add '-7' to each side of the equation.
7 + -7 + -1s = 0 + -7

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

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

Divide each side by '-1'.
s = 7

Simplifying
s = 7

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