12s+9t=57

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Solution for 12s+9t=57 equation: 


Simplifying
12s + 9t = 57

Solving
12s + 9t = 57

Solving for variable 's'.

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

Add '-9t' to each side of the equation.
12s + 9t + -9t = 57 + -9t

Combine like terms: 9t + -9t = 0
12s + 0 = 57 + -9t
12s = 57 + -9t

Divide each side by '12'.
s = 4.75 + -0.75t

Simplifying
s = 4.75 + -0.75t

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