Question

four-fifths of what number is 7/2?

Answer 1

set up the equation ...
\[\frac{4}{5}n=\frac{7}{2} \\ \text{ or } \frac{4n}{5}=\frac{7}{2}\]

Answer 2

can you solve this ?

Answer 3

I can try

Answer 4

would I multiply both sides