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Yurly and his brother Anduray are each mailing a birthday gift to a friend. Yuriy's package weighs one lesspound than three times the weight of Anduray's package. The combined weight of both packages is 7pounds.Part 3: Yuriy and Anduray each graph the system that represents this situation. Who is correct? Explain why.

Yurly and his brother Anduray are each mailing a birthday gift to a friend Yuriys package weighs one lesspound than three times the weight of Andurays package T class=

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Answer:

Yuriy

Explanations:[tex]\begin{gathered} \text{Let the weight of Yuriy's package be w}_y \\ \text{Let the weight of Anduray's package be w}_a \end{gathered}[/tex]

Yuriy's package weighs one less pound than three times the weight of Anduray's package.

[tex]w_y=3w_a-1[/tex]

The combined weight of both packages is 7 pounds

[tex]w_y+\text{ }w_a=\text{ 7}[/tex]

The graph representing the two equations is:

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