Mathematics, 02.11.2020 02:20 iamasia06
System AAA \text{\quad}start text, end text System BBB
\begin{cases}x-4y=15x+6y=-5\end{cas es}
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x−4y=1
5x+6y=−5
\begin{cases}x=1+4y5x+6y=-5\end{cas es}
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x=1+4y
5x+6y=−5
1) How can we get System BBB from System AAA?
Choose 1
A
Replace one equation with itself where a quantity is added to only one side
(Choice B)
B
Replace one equation with itself where the same quantity is added to both sides
(Choice C)
C
Swap only the right-hand sides of both equations
(Choice D)
D
Swap the order of the equations
2) Based on the previous answer, are the systems equivalent? In other words, do they have the same solution?
Choose 1
Choose 1
(Choice A)
A
Yes
(Choice B)
B
No
Answers: 2
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System AAA \text{\quad}start text, end text System BBB
\begin{cases}x-4y=15x+6y=-5\end{cas es}
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