3s-12=51

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Solution for 3s-12=51 equation: 


Simplifying
3s + -12 = 51

Reorder the terms:
-12 + 3s = 51

Solving
-12 + 3s = 51

Solving for variable 's'.

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

Add '12' to each side of the equation.
-12 + 12 + 3s = 51 + 12

Combine like terms: -12 + 12 = 0
0 + 3s = 51 + 12
3s = 51 + 12

Combine like terms: 51 + 12 = 63
3s = 63

Divide each side by '3'.
s = 21

Simplifying
s = 21

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