2.5s-3+9=-15.5

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Solution for 2.5s-3+9=-15.5 equation:


Simplifying
2.5s + -3 + 9 = -15.5

Reorder the terms:
-3 + 9 + 2.5s = -15.5

Combine like terms: -3 + 9 = 6
6 + 2.5s = -15.5

Solving
6 + 2.5s = -15.5

Solving for variable 's'.

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

Add '-6' to each side of the equation.
6 + -6 + 2.5s = -15.5 + -6

Combine like terms: 6 + -6 = 0
0 + 2.5s = -15.5 + -6
2.5s = -15.5 + -6

Combine like terms: -15.5 + -6 = -21.5
2.5s = -21.5

Divide each side by '2.5'.
s = -8.6

Simplifying
s = -8.6

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