SOLUTION: Find the value of x or y so that the line passing through the two points has the given slope. (-1,5), (-6,y); m= 8/5

Algebra ->  Coordinate-system -> SOLUTION: Find the value of x or y so that the line passing through the two points has the given slope. (-1,5), (-6,y); m= 8/5      Log On


   

Question 179500: Find the value of x or y so that the line passing through the two points has the given slope. (-1,5), (-6,y); m= 8/5
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
(-1,5), (-6,y); m= 8/5
Y=mX+b
5=-1(8/5)+b
5=-8/5+b
b=5+8/5
b=(5*5+8)/5
b=(25+8)/5
b=33/5 Thus the line equation with a slope=8/5 passing through (-1,5) &(-6,y)is
y=8x/5+33/5
y=8*-6/5+33/5
y=-48/5+33/5
y=-15/5
y=-3 or the point is (-6,-3)
+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+8x%2F5+%2B33%2F5%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, 8x/5 +33/5x).