7s+4=s+20

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Solution for 7s+4=s+20 equation:


Simplifying
7s + 4 = s + 20

Reorder the terms:
4 + 7s = s + 20

Reorder the terms:
4 + 7s = 20 + s

Solving
4 + 7s = 20 + s

Solving for variable 's'.

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

Add '-1s' to each side of the equation.
4 + 7s + -1s = 20 + s + -1s

Combine like terms: 7s + -1s = 6s
4 + 6s = 20 + s + -1s

Combine like terms: s + -1s = 0
4 + 6s = 20 + 0
4 + 6s = 20

Add '-4' to each side of the equation.
4 + -4 + 6s = 20 + -4

Combine like terms: 4 + -4 = 0
0 + 6s = 20 + -4
6s = 20 + -4

Combine like terms: 20 + -4 = 16
6s = 16

Divide each side by '6'.
s = 2.666666667

Simplifying
s = 2.666666667

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