3s+7=12

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Solution for 3s+7=12 equation: 


Simplifying
3s + 7 = 12

Reorder the terms:
7 + 3s = 12

Solving
7 + 3s = 12

Solving for variable 's'.

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

Add '-7' to each side of the equation.
7 + -7 + 3s = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 3s = 12 + -7
3s = 12 + -7

Combine like terms: 12 + -7 = 5
3s = 5

Divide each side by '3'.
s = 1.666666667

Simplifying
s = 1.666666667

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