SOLUTION: given the equation, 9x + 3y =-6, write a second linear equation to create a system that has no solution. how do you do this ?

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Question 847669: given the equation, 9x + 3y =-6, write a second linear equation to create a system that has no solution. how do you do this ?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
parallel lines do not cross and have no solution
parallel lines have the same slope
9x + 3y =-6 is the same as
y = -3x-2,
so
y = -3x-3
is parallel