Question

if a certain number is added to the numerator and denom of 7/9, the result is 5/6. find the #'s

Answer 1

call the number x. this problem says
\[ \frac{7+x}{9+x}= \frac{5}{6} \]
you solve this by multiplying both sides by (9+x)6
can you do that?

Answer 2

no sure I am understanding