20 Solve algebraically the simultaneous equations
x² – 47 = 9
3x + 4y = 7...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 18.04.2021 17:10, ramentome7542
20 Solve algebraically the simultaneous equations
x² – 47 = 9
3x + 4y = 7
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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