20=4s+s

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Solution for 20=4s+s equation:


Simplifying
20 = 4s + s

Combine like terms: 4s + s = 5s
20 = 5s

Solving
20 = 5s

Solving for variable 's'.

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

Add '-5s' to each side of the equation.
20 + -5s = 5s + -5s

Combine like terms: 5s + -5s = 0
20 + -5s = 0

Add '-20' to each side of the equation.
20 + -20 + -5s = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -5s = 0 + -20
-5s = 0 + -20

Combine like terms: 0 + -20 = -20
-5s = -20

Divide each side by '-5'.
s = 4

Simplifying
s = 4

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