Example5.3.9A System with No Solution

Solve the system of equations using the elimination method.

\begin{align*} \left\{ \begin{alignedat}{4} 10x \amp {}+{} \amp 6y \amp {}={} \amp 9 \\ 25x \amp {}+{} \amp 15y \amp {}={} \amp 4 \end{alignedat} \right. \end{align*}
Solution
in-context