SOLUTION: without graphing answer the following questions about the system, x-y=7, 9x=9y+4. thank you

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Question 545940: without graphing answer the following questions about the system, x-y=7, 9x=9y+4. thank you
Answer by JBarnum(2044) About Me  (Show Source):
You can put this solution on YOUR website!
um what are the ?s
y=x-7 and y=x-4%2F9 same slope so they are parallel