18+s=87

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Solution for 18+s=87 equation: 


Simplifying
18 + s = 87

Solving
18 + s = 87

Solving for variable 's'.

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

Add '-18' to each side of the equation.
18 + -18 + s = 87 + -18

Combine like terms: 18 + -18 = 0
0 + s = 87 + -18
s = 87 + -18

Combine like terms: 87 + -18 = 69
s = 69

Simplifying
s = 69

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