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Mathematics 9 Online
OpenStudy (gokuporter):

Select the pair of equations whose graphs are perpendicular. 15x+3y=6 and -10x+2y=8 -3x+3y=3 and y-x=10 y=2x+1 and 2x+4y=8

OpenStudy (gokuporter):

is it the first pair?

OpenStudy (anonymous):

find slope intercept

OpenStudy (gokuporter):

its the last one

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