To evaluate the expression \(8y + 4\) for \(y = 7\), substitute \(7\) in for \(y\):
\[ 8(7) + 4 \]
Now, perform the multiplication:
\[ 56 + 4 \]
Next, add the two values:
\[ 60 \]
Therefore, the value of the expression \(8y + 4\) for \(y = 7\) is \(60\).