7+3s=31

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Solution for 7+3s=31 equation: 


Simplifying
7 + 3s = 31

Solving
7 + 3s = 31

Solving for variable 's'.

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

Add '-7' to each side of the equation.
7 + -7 + 3s = 31 + -7

Combine like terms: 7 + -7 = 0
0 + 3s = 31 + -7
3s = 31 + -7

Combine like terms: 31 + -7 = 24
3s = 24

Divide each side by '3'.
s = 8

Simplifying
s = 8

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