7s-30=54

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Solution for 7s-30=54 equation: 


Simplifying
7s + -30 = 54

Reorder the terms:
-30 + 7s = 54

Solving
-30 + 7s = 54

Solving for variable 's'.

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

Add '30' to each side of the equation.
-30 + 30 + 7s = 54 + 30

Combine like terms: -30 + 30 = 0
0 + 7s = 54 + 30
7s = 54 + 30

Combine like terms: 54 + 30 = 84
7s = 84

Divide each side by '7'.
s = 12

Simplifying
s = 12

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