lorraine20044 lorraine20044

09-07-2021
Mathematics

contestada

Write the equation of the line perpendicular to 5y - 5x = -20 that passes through the point (-3, 8)

Respuesta :

khumac2019 khumac2019

09-07-2021

Answer:

x+y-5=0

Step-by-step explanation:

let eqn Perpendicular to eqn 5y-5x=-20 be -5x-5y+k=0------(1)

eqn (1) passes through (-3,8)

-5×-3-5×8+k=0

15-40+k=0

K=25

since required eqn perpendicular to 5y-5x=-20 is -5x-5y+25=0

x+y-5=0ans.

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