How to solve an equation in three variables fixing two of the variables?

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Also, I have the following equation, I want to solve it for $b$ keeping $a$ and $c$ fixed.

$5b^5+(60-5a)b^4+(125+50c-80a)b^3+(594c-445a-775)b^2+(2324c-1005a-3270)b+3000c-750a-3000=0.$

Also how to solve it in Maple?