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11-08-2022
Mathematics

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13. Describe the system by substitution:
y=x-7
2x - y = 3

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tmarsheuna63 tmarsheuna63

12-08-2022

Answer:

[tex]x = y + 7 \\ \\ x = \frac{3 + y}{2} \: or \: y = 2x - 3[/tex]

Step-by-step explanation:

[tex]1. \: 2x = 3 + y \\ 2. \: x = \frac{3 + y}{2} \: or \: y = 2x - 3 \\ \\ 1. \: y + 7 = x \\ 2. \: x = y + 7[/tex]

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