Solve the system of equations by the addition method.
2x - 4y = 30
- 3x + 3y = - 21...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 16.12.2021 01:10, bkimswift7
Solve the system of equations by the addition method.
2x - 4y = 30
- 3x + 3y = - 21
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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