1+4s-21=o

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Solution for 1+4s-21=o equation: 


Simplifying
1 + 4s + -21 = o

Reorder the terms:
1 + -21 + 4s = o

Combine like terms: 1 + -21 = -20
-20 + 4s = o

Solving
-20 + 4s = o

Solving for variable 's'.

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

Add '20' to each side of the equation.
-20 + 20 + 4s = 20 + o

Combine like terms: -20 + 20 = 0
0 + 4s = 20 + o
4s = 20 + o

Divide each side by '4'.
s = 5 + 0.25o

Simplifying
s = 5 + 0.25o

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