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Anwer two quetion about Sytem A and B:
A: 5xy=3
4x-7y=8
B: 5xy=3
x8y=-5
How can we get Sytem B from Sytem A?
​A: Replace one equation with itelf where a quantity i added to only one ide
B: Replace one equation with itelf where the ame quantity i added to both ide
C: Swap only the right-hand ide of both equation
D: Swap the order of the equation
Baed on the previou anwer, are the ytem equivalent? In other word, do they have the ame olution?
A: Ye
B: No



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