Question
Solve each system by the elimination method. Check each solution.$$\begin{array}{l}9 x+4 y=-3 \\6 x+6 y=-7\end{array}$$
Step 1
This gives us: \[ \begin{array}{l} 27x + 12y = -9 \\ -12x - 12y = 14 \end{array} \] Show more…
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