9+2s-5=7s+12-4s

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Solution for 9+2s-5=7s+12-4s equation:


Simplifying
9 + 2s + -5 = 7s + 12 + -4s

Reorder the terms:
9 + -5 + 2s = 7s + 12 + -4s

Combine like terms: 9 + -5 = 4
4 + 2s = 7s + 12 + -4s

Reorder the terms:
4 + 2s = 12 + 7s + -4s

Combine like terms: 7s + -4s = 3s
4 + 2s = 12 + 3s

Solving
4 + 2s = 12 + 3s

Solving for variable 's'.

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

Add '-3s' to each side of the equation.
4 + 2s + -3s = 12 + 3s + -3s

Combine like terms: 2s + -3s = -1s
4 + -1s = 12 + 3s + -3s

Combine like terms: 3s + -3s = 0
4 + -1s = 12 + 0
4 + -1s = 12

Add '-4' to each side of the equation.
4 + -4 + -1s = 12 + -4

Combine like terms: 4 + -4 = 0
0 + -1s = 12 + -4
-1s = 12 + -4

Combine like terms: 12 + -4 = 8
-1s = 8

Divide each side by '-1'.
s = -8

Simplifying
s = -8

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