2.5-2(1+8.5s)=-16.5

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Solution for 2.5-2(1+8.5s)=-16.5 equation: 


Simplifying
2.5 + -2(1 + 8.5s) = -16.5
2.5 + (1 * -2 + 8.5s * -2) = -16.5
2.5 + (-2 + -17s) = -16.5

Combine like terms: 2.5 + -2 = 0.5
0.5 + -17s = -16.5

Solving
0.5 + -17s = -16.5

Solving for variable 's'.

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

Add '-0.5' to each side of the equation.
0.5 + -0.5 + -17s = -16.5 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + -17s = -16.5 + -0.5
-17s = -16.5 + -0.5

Combine like terms: -16.5 + -0.5 = -17
-17s = -17

Divide each side by '-17'.
s = 1

Simplifying
s = 1

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