8x + y = -11
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 16.10.2021 23:00, shatj960
Solve the following by substitution. Btw show your solution.
1. 7x - 4y = 5
8x + y = -11
2. 3x + 4y = -3
x + 4y = 1
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Do you know the correct answer?
Solve the following by substitution. Btw show your solution.
1. 7x - 4y = 5
8x + y = -11
8x + y = -11
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