Solve the following by substitution : -
x + y = 10
x - y = 5...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 23.08.2019 20:30, abbeyj4737
Solve the following by substitution : -
x + y = 10
x - y = 5
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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