Question

How do you solve `6/a=18/27`?

Answer 1

`9=a`

Explanation:

`6/a=18/27=2/3`

Multiplying throughout by `3a`, we get,

`6/cancel(a)*3cancel(a)=2/cancel3*cancel(3)a`

`rArr 18=2a`

Multiplying throughout by `1/2`, we get, `1/2*18=1/2*2a`

`9=a`.is the soln.