SOLUTION: How do you graph (-2,5), (3,-1)

Algebra ->  Graphs -> SOLUTION: How do you graph (-2,5), (3,-1)      Log On


   



Question 205568: How do you graph (-2,5), (3,-1)
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
Y=mX+b
m=slope=(y2-y1)/(x2-x1)=(-1-5)/(3+2)=-6/5
(-2,5), (3,-1)
5=-2*-6/5+b
5=12/5+b
b=5-12/5
b=(5*5-12)/5
b=(25-12)/5
b=13/5=2.6 is the y intercept.
y=-6x/5+2.6
+graph%28+300%2C+200%2C+-6%2C+6%2C+-10%2C+10%2C+-6x%2F5+%2B2.6%29+ (graph 300x200 pixels, x from -6 to 6, y from -10 to 10, -6x/5 +2.6).