e The smallest non-positive number is \( \qquad \)
(3) Answer the following:
a A group of books, the price of each book is 50 pounds, if the price of \( x \) books is \( y \), write the relation between \( x \) and \( y \), then write the dependent and independent variable.
\( \qquad \)
price of the hou is 500 if yo have \( x \) book the tot al
b) Checki f the following expressions are equivalent or nots Pricy is giver by \( 6 x+4, \quad 2(3 x+2) \)
\begin{tabular}{|l|l|l|l|}
\hline & \( \ldots \) & \( \ldots \) & \\
\hline & & \( \ldots \) & \\
\hline & & \( \ldots \) & \\
\hline
\end{tabular}
