SOLUTION: Determine the value of r so the line that passes throught each pair of points has the given slope. Problem: (10,r),(3,4),m = -2/7 I have no clue what it is asking or anything abo

Algebra ->  Linear-equations -> SOLUTION: Determine the value of r so the line that passes throught each pair of points has the given slope. Problem: (10,r),(3,4),m = -2/7 I have no clue what it is asking or anything abo      Log On


   



Question 655870: Determine the value of r so the line that passes throught each pair of points has the given slope.
Problem: (10,r),(3,4),m = -2/7
I have no clue what it is asking or anything about it.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Determine the value of r so the line that passes throught each pair of points has the given slope.
Problem: (10,r),(3,4),m = -2/7
----
Equation:
slope: (r-4)/(10-3) = -2/7
----
(r-4)/7 = -2/7
---
r-4 = -2
----
r = 2
============
Cheers,
Stan H.