X= y2 - 1
2x - y = 4
which of the following equations could be the result of using subst...
![subject](/tpl/images/cats/mat.png)
Mathematics, 01.09.2019 08:10 brittainpolk453
X= y2 - 1
2x - y = 4
which of the following equations could be the result of using substitution to solve the system?
2y² - y - 5 = 0
2y² - y - 6 = 0
2y² - 2y - 5 = 0
![ansver](/tpl/images/cats/User.png)
Answers: 2
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