4s+1=21

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Solution for 4s+1=21 equation: 


Simplifying
4s + 1 = 21

Reorder the terms:
1 + 4s = 21

Solving
1 + 4s = 21

Solving for variable 's'.

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

Add '-1' to each side of the equation.
1 + -1 + 4s = 21 + -1

Combine like terms: 1 + -1 = 0
0 + 4s = 21 + -1
4s = 21 + -1

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

Divide each side by '4'.
s = 5

Simplifying
s = 5

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