![subject](/tpl/images/cats/mat.png)
Mathematics, 13.11.2020 01:00 kaiyerecampbell95
Answer two questions about Systems AAA and BBB:
System AAA \text{\quad}start text, end text System BBB
\begin{cases}6x-5y=1-2x+2y=-1\end{c ases}
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6xβ5y=1
β2x+2y=β1
\begin{cases}4x-3y=0-2x+2y=-1\end{c ases}
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β¨
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4xβ3y=0
β2x+2y=β1
1) How can we get System BBB from System AAA?
Choose 1
Choose 1
(Choice A)
A
Replace one equation with the sum/difference of both equations
(Choice B)
B
Replace only the left-hand side of one equation with the sum/difference of the left-hand sides of both equations
(Choice C)
C
Replace one equation with a multiple of itself
(Choice D)
D
Replace one equation with a multiple of the other equation
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
from khan
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Answer two questions about Systems AAA and BBB:
System AAA \text{\quad}start text, end text System...
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