If the point (2,3) is on the graph of an equation in $x$ and $y$, then the equation is satisfied when we
replace $x$ by ___ and $y$ by ___ Is the point (2,3) on the graph of the equation $2 y=x+1 ?$ Complete the table, and sketch a graph. $$\begin{array}{|c|c|c|}
\hline x & y & (x, y) \\
-2 & \text { ___ }^{ } & \text { ___} \\
-1 & \text { ___ }^{ } & \text { ___}^{} \\
0 & \text { ___ }^{ } & \text { ___}^{} \\
1 & \text { ___ }_{} & \text { ___ }_{} \\
2 & \text { ___ }_{ } & \text { ___ } \\
& & \\
\hline
\end{array}$$