two points are given (-1,-4) and (-3,6) use the coordinates of the two points to set up the equation for rate of change the solve the equation
Mathematics · Middle School · Thu Feb 04 2021
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y−y2=y2−y1x2−x1(x−x2)
(x1,y1)=(-1,-4)
(x2,y2)=(-3,6)
y-6=[(6+4)/(-3+1)](x+3)
y-6=(10/ -2)(x+3)
y-6=-5(x+3)
y-6=-5x-15
y=-5x-15+6
y=-5x-9