Question

y-4 over y+3=2/5

Answer 1

\[\frac{y-4}{y+3}=\frac{2}{5}\]
cross multiply
\[5(y-4)=2(y+3)\]
\[5y-20=2y+6\]
subtract 2y and add 20 on both sides
\[5y-20-2y+20=2y+6-2y+20\]
\[3y=26\]
\[y=26/3\]

Answer 2

would you find the LCD first?

Answer 3

just cross multiply