Question

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Explanation:

Step1: Add 10 to both sides

$5s - 10 + 10 = -8 + 10$
$5s = 2$

Step2: Divide both sides by 5

$\frac{5s}{5} = \frac{2}{5}$

Step3: Simplify to solve for s

$s = 0.4$

Answer:

$s = \frac{2}{5}$ or $s = 0.4$