Posted by **Anonymous** on Wednesday, October 20, 2010 at 1:07am.

1/9 = a / a + 24 solve for a

- 8th grade math -
**TutorCat**, Wednesday, October 20, 2010 at 1:40am
do you mean 1/9 = a /(a + 24) ?

just cross multiply! i.e. multiply the numerator of one side by the denominator of the other side

(1)(a+24) = 9(a)

solve for a.

- 8th grade math -
**Bosnian**, Wednesday, October 20, 2010 at 2:34pm
a+24=9a

24=9a-a

24=8a

8a=24 Divided with 8

a=3

Cheking:

3/(3+24)=3/(27)= 3/(3*9)= 1/9

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