5s-21=99

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Solution for 5s-21=99 equation: 


Simplifying
5s + -21 = 99

Reorder the terms:
-21 + 5s = 99

Solving
-21 + 5s = 99

Solving for variable 's'.

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

Add '21' to each side of the equation.
-21 + 21 + 5s = 99 + 21

Combine like terms: -21 + 21 = 0
0 + 5s = 99 + 21
5s = 99 + 21

Combine like terms: 99 + 21 = 120
5s = 120

Divide each side by '5'.
s = 24

Simplifying
s = 24

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