Daniel2212 Daniel2212

07-11-2020
Mathematics

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Use the graph to solve the simultaneous equation y=7 - x and y=x - 1

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haimin22 haimin22

07-11-2020

Answer: [tex]x=4, y=3[/tex]

Step-by-step explanation:

[tex]\left \{ {y=7 - x} \atop {y=x - 1}} \right.[/tex],

[tex]7 - x=x - 1[/tex]

[tex]2x=8,[/tex]

[tex]x=4, y=3[/tex]

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