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ivanszasz
ivanszasz ivanszasz
  • 20-08-2016
  • Mathematics
Answered

It says write an equation of the line shown and the line goes through points 4,3 and 1,-3

Verified Answer :

Ckaranja
Ckaranja Ckaranja
  • 20-08-2016

Slope of the line;
slope=\(\frac{change in y}{change in x}\)
Slope=\(\frac{3--3}{4-1}\)
Slope,m =\(\frac{6}{3} =2\)
y=mx+c
y=2x+c
Replacing for x and y using point (4,3)
3=2(4)+c
3=8+c
c=3-8
c=-5
y=2x-5

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