yari15
yari15 yari15
  • 15-09-2017
  • Mathematics
contestada

I need to find Y=Mx+b. I found M but i forgot how to find B. Help

I need to find YMxb I found M but i forgot how to find B Help class=

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mreijepatmat
mreijepatmat mreijepatmat
  • 15-09-2017
y = mx + b. This linear graph passes through A(0,50) and B(10,51)

m = (y₂-y₁)/(x₂-x₁)
m= (51-50)/10-0)
m=(1)(10)

y = (1/x) + b. To find b, you plugin the coordinates of either A or B,
say A(0,50):

50 = (1/10).(0) + b
50 = 0+b  and b= 51

Hence the equation is y =0.1x + 50


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