152- For how many natural numbers $n$, are the two numbers in the forms $5n-2$ and $7n+3$ not coprime? $$3 \ (1) \hspace{2cm} 4 \ (2) \hspace{2cm} 5 \ (3) \hspace{2cm} 6 \ (4)$$
\textbf{152-} For how many natural numbers $n$, are the two numbers in the forms $5n-2$ and $7n+3$ not coprime?
$$3 \ (1) \hspace{2cm} 4 \ (2) \hspace{2cm} 5 \ (3) \hspace{2cm} 6 \ (4)$$
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