bewellplus.gsu.edu
r37774 r37774
  • 06-12-2014
  • Mathematics
Answered

Which equation is the equation of a line that passes through (-10,3) and is perpendicular to y=5x-7?


1- y=5x+53

2- y=-1/5x -7

3- y= -1/5x +1

4- y= 1/5x +5

Verified Answer :

sammychao0507
sammychao0507 sammychao0507
  • 06-12-2014

Hint: Perpendicular means the slope is an opposite reciprocal

m=-1/5

Plug in (-10,3) to a regular formula y=mx+b

3=(-1/5)*-10+b
3=2+b
-2-2   
1=    b

y=-1/5x+1

Answer: 3

Answer Link

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