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1.
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Identify the number of solutions for the system of equations
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\begin{equation}y=5x-6\textrm{ },\textrm{ }5x-y=-6\end{equation}
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2.
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Identify the number of solutions for the system of equations
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\begin{equation}4x-4y=3\textrm{ },\textrm{ }-28x-28y=8\end{equation}
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3.
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Identify the number of solutions for the system of equations
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\begin{equation}y+4x=8\textrm{ },\textrm{ }4x+y=7\end{equation}
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4.
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Identify the number of solutions for the system of equations
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\begin{equation}9x+8y=4\textrm{ },\textrm{ }\frac{8}{9} \times x+y=4\end{equation}
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5.
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Identify the number of solutions for the system of equations
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\begin{equation}3x-9y=-7\textrm{ },\textrm{ }-3x+y=4\end{equation}
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6.
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Identify the number of solutions for the system of equations
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\begin{equation}y=9x+7\textrm{ },\textrm{ }9y-81x=63\end{equation}
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