deadchris2002 deadchris2002

28-07-2017
Mathematics

contestada

Are the graphs of the lines in the pair parallel?
Y=6x + 9
27x - 3y= -81

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YunaTuna YunaTuna

28-07-2017

No, the graphs of the lines are not parallel because if you simplify 27x-3y=-81, you get y=9x+27, and in order to have the lines parallel, both equations must have the same "m" in y=mx+b. 6 and 9 do not equal, so no they are not parallel.

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