-7s+12=-9s

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Solution for -7s+12=-9s equation:


Simplifying
-7s + 12 = -9s

Reorder the terms:
12 + -7s = -9s

Solving
12 + -7s = -9s

Solving for variable 's'.

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

Add '9s' to each side of the equation.
12 + -7s + 9s = -9s + 9s

Combine like terms: -7s + 9s = 2s
12 + 2s = -9s + 9s

Combine like terms: -9s + 9s = 0
12 + 2s = 0

Add '-12' to each side of the equation.
12 + -12 + 2s = 0 + -12

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

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

Divide each side by '2'.
s = -6

Simplifying
s = -6

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