12s+7.72-3s=2.2s-12

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Solution for 12s+7.72-3s=2.2s-12 equation:


Simplifying
12s + 7.72 + -3s = 2.2s + -12

Reorder the terms:
7.72 + 12s + -3s = 2.2s + -12

Combine like terms: 12s + -3s = 9s
7.72 + 9s = 2.2s + -12

Reorder the terms:
7.72 + 9s = -12 + 2.2s

Solving
7.72 + 9s = -12 + 2.2s

Solving for variable 's'.

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

Add '-2.2s' to each side of the equation.
7.72 + 9s + -2.2s = -12 + 2.2s + -2.2s

Combine like terms: 9s + -2.2s = 6.8s
7.72 + 6.8s = -12 + 2.2s + -2.2s

Combine like terms: 2.2s + -2.2s = 0.0
7.72 + 6.8s = -12 + 0.0
7.72 + 6.8s = -12

Add '-7.72' to each side of the equation.
7.72 + -7.72 + 6.8s = -12 + -7.72

Combine like terms: 7.72 + -7.72 = 0.00
0.00 + 6.8s = -12 + -7.72
6.8s = -12 + -7.72

Combine like terms: -12 + -7.72 = -19.72
6.8s = -19.72

Divide each side by '6.8'.
s = -2.9

Simplifying
s = -2.9

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