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Mathematics 20 Online
OpenStudy (anonymous):

Determine whether the graphs of y = 5x + 9 and –y = –5x – 9 are parallel, perpendicular, coincident, or none of these.

hartnn (hartnn):

could u calculate slope for them? or express both as y=....

OpenStudy (anonymous):

y=5x+9

OpenStudy (anonymous):

@hartnn

hartnn (hartnn):

so that means both equation are exactly same right?? such lines are co-incident.

OpenStudy (anonymous):

co-incident means that they are the same line?

hartnn (hartnn):

yup and same equation

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