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Pre-Algebra 10 Online
OpenStudy (anonymous):

Solve for b in the formula 3a + 2b = c.

OpenStudy (abdullahm):

Hey, welcome to OpenStudy! @juliolucas do you have any idea how we can solve your question?

OpenStudy (anonymous):

idk

OpenStudy (abdullahm):

Well, we have to isolate b to solve for it. So we need to move 3a to the other side. How are we going to do that? Addition or subtraction?

OpenStudy (danjs):

yeah, move the 3a over first, by subtracting 3a from both sides of the =

OpenStudy (danjs):

Then divide everything by a 2, left with b = ...

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