$$ 12x + 7 $$
The value of $$ 12x + 7 $$ for $$ x = 4 $$ is calculated as follows,
Substituting the value of $$ x = 4 $$ in the given equation , we get
$$ 12x + 7 = 12 \times 4 + 7 $$
$$ = 48 + 7 $$
$$ = 55 $$
Therefore , the value of $$ 12x + 7 $$ for $$ x = 4 $$ is $$ 55 $$