elian1418
22.06.2019 •
Mathematics
Astudent submitted the following answer to the graphing systems problem: is that student correct? why or why not? if not, what would the solution be?
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Ответ:
No, she is not correct.
Step-by-step explanation:
Since we have given that
First we check the consistency of system of equations:
here ,
so, it becomes,
So, it is consistent and it is an intersecting lines.
So, it would have a unique solution.
From Eq(1), we have,
Put it in eq(2), we have
So, x=4 and
so, the solution point of this line will be (4,12).
No, she is not correct.
Ответ: