12s-16-12=9s+17

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Solution for 12s-16-12=9s+17 equation:


Simplifying
12s + -16 + -12 = 9s + 17

Reorder the terms:
-16 + -12 + 12s = 9s + 17

Combine like terms: -16 + -12 = -28
-28 + 12s = 9s + 17

Reorder the terms:
-28 + 12s = 17 + 9s

Solving
-28 + 12s = 17 + 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.
-28 + 12s + -9s = 17 + 9s + -9s

Combine like terms: 12s + -9s = 3s
-28 + 3s = 17 + 9s + -9s

Combine like terms: 9s + -9s = 0
-28 + 3s = 17 + 0
-28 + 3s = 17

Add '28' to each side of the equation.
-28 + 28 + 3s = 17 + 28

Combine like terms: -28 + 28 = 0
0 + 3s = 17 + 28
3s = 17 + 28

Combine like terms: 17 + 28 = 45
3s = 45

Divide each side by '3'.
s = 15

Simplifying
s = 15

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