3.5s-12.4=12.8

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Solution for 3.5s-12.4=12.8 equation: 


Simplifying
3.5s + -12.4 = 12.8

Reorder the terms:
-12.4 + 3.5s = 12.8

Solving
-12.4 + 3.5s = 12.8

Solving for variable 's'.

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

Add '12.4' to each side of the equation.
-12.4 + 12.4 + 3.5s = 12.8 + 12.4

Combine like terms: -12.4 + 12.4 = 0.0
0.0 + 3.5s = 12.8 + 12.4
3.5s = 12.8 + 12.4

Combine like terms: 12.8 + 12.4 = 25.2
3.5s = 25.2

Divide each side by '3.5'.
s = 7.2

Simplifying
s = 7.2

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