calybgeist calybgeist
  • 18-11-2020
  • Mathematics
contestada

Are the lines y=-x+7 and 3x+3y=15 perpendicular

Respuesta :

keeley211991 keeley211991
  • 18-11-2020
No they are not.

Explanation:
when you solve the second line it comes out to y= -x+5 when slopes are perpendicular, one of them will be negative and the other will be positive. in this case, they are both negative. therefore, they are not perpendicular. hope this helps!
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