S+n=500
5s+10n=4000
Use the the elimination method to solve this problem...
![subject](/tpl/images/cats/mat.png)
Mathematics, 20.11.2020 21:50 abbygreen
S+n=500
5s+10n=4000
Use the the elimination method to solve this problem
![ansver](/tpl/images/cats/User.png)
Answers: 2
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