Solve the System by Elimination/Addition \begin{cases} -5x - 3y = -13 \\ 6x - 9y = 66 \end{cases} One solution: No solution Infinite number of solutions
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Step 1: Multiply the second equation by 5 to make the coefficients of x the same in both equations: -5x - 3y = -13 30x - 45y = 330 Show more…
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The system has no solution. The system has a unique solution: x + 3y = 6 -x - 3y = -6 (x, y) = The system has infinitely many solutions. They must satisfy the following equation:
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