4x+3y=47.50
7x+1y=47.00
how do you do the substitution?...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 07:00, isabellesmith51317
4x+3y=47.50
7x+1y=47.00
how do you do the substitution?
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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