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Mathematics 8 Online
OpenStudy (badbih_inla):

(-3 -1) is perpendicular to y=-2/5x-4

OpenStudy (badbih_inla):

@Awolflover1 @rayep12

OpenStudy (badbih_inla):

plz help....

OpenStudy (rayep12):

anything perpendicular would have the reverse of the slope e.g -2/5x+b would be 5/2x+b

OpenStudy (badbih_inla):

So it would be y=2/5+4?

OpenStudy (rayep12):

u would have to find out the B by multiplying -3 by -2/5 then adding/subtracting until u get to -1

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