Respuesta :

Yipes
[tex]s=\frac{(u+v)t}{2} \ \ |*2\\\\ 2s=(u+v)t \ \ |:u+v\\\\ t=\frac{2s}{u+v}[/tex]
danehamiltonn
Multiply both sides by 2/(u + v) to get..

t = 2s/(u + v)

If you are solving for u, then...

s = t(u + v)/2

Multiply both sides by 2/t to get..

2s/t = u + v

Hence, by subtracting both sides by v, we obtain:

u = (2s/t) - v

I hope this helps!

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