8=15-s

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Solution for 8=15-s equation:


Simplifying
8 = 15 + -1s

Solving
8 = 15 + -1s

Solving for variable 's'.

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

Add 's' to each side of the equation.
8 + s = 15 + -1s + s

Combine like terms: -1s + s = 0
8 + s = 15 + 0
8 + s = 15

Add '-8' to each side of the equation.
8 + -8 + s = 15 + -8

Combine like terms: 8 + -8 = 0
0 + s = 15 + -8
s = 15 + -8

Combine like terms: 15 + -8 = 7
s = 7

Simplifying
s = 7

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