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For what value of the constant (c) does the system of equations below have no solutions (x,y)?

3x - 5y = -2.3
6x - cy + 9.3

How would I start to figure this out? Thank you!

2 answers

What would happen to the graphs of the the two lines be if c were 10?
Think slope.

Clown Bot, how did you get -5/(1/2)=-c/1?

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