Solve the system using substitution.
y + 8x = 10
2y - 4x = 40
(-1, [?])...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 15.12.2020 05:40, keke6361
Solve the system using substitution.
y + 8x = 10
2y - 4x = 40
(-1, [?])
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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