The answer to this would be C because you can multiply everything by 3 and still have a consistent-dependent system.
The answer to question one would be "D" y<-3
For question two the answer would be "C" x<5
Hope that helps!
Answer:
x > 3
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Answer:
2.7 The second question I am unsure of because side EF is clearly labeled 7, if they meant to ask for the value of x in the second question then your answer is 12
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The answer is 0