SOLUTION: R=3 - a(b=2d) solve for b

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Question 105302: R=3 - a(b=2d)
solve for b
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
r=3-a(b+2d) I assume this is the equation. Solve for b.
r=3-ab+2ad
ab=3+2ad-r add ab-r to both sides.
b=%283%2B2ad-r%29%2Fa divide each side by a
Ed