Take LCM and then cross multiply.Originally Posted byhappyboy

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- June 21st 2006, 10:47 PM #1

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- June 21st 2006, 11:40 PM #2

- June 22nd 2006, 01:40 AM #3

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- June 22nd 2006, 05:24 AM #4Originally Posted by
**happyboy**

you need a common denominator

Simplify

add the fractions..

Multiply both sides by 40

subtract 15 from both sides

It's possible now to solve for both "A" and "a" but did you do a typo and they're really the same variable?

assuming they are...add them together

and divide by 13

and the answer is....

- June 22nd 2006, 09:40 AM #5

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