SOLUTION: i dont understand problems like this 9a-5c=15c solve for c

Question 675485: i dont understand problems like this
9a-5c=15c solve for c
Found 2 solutions by jim_thompson5910, stanbon:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.

Subtract from both sides.

Subtract from both sides.

Combine like terms on the left side.

Divide both sides by to isolate .

Reduce.

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Answer:

So the solution is

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
9a-5c=15c solve for c
Add 5c to both sides to get:
20c = 9a
Divide both sides by 20:
c = (9/20)a
=================
Cheers,
Stan H.

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