SOLUTION: An equation of a line is y=mx-9. Determine the value of m when the line passes through the point A(2,-2). The value of m is what?

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Question 923506: An equation of a line is y=mx-9. Determine the value of m when the line passes through the point A(2,-2). The value of m is what?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Solve first for m.

y%2B9=mx
mx=y%2B9
m=%28y%2B9%29%2Fx

The point A has x=2, y=-2.
m=%28-2%2B9%29%2F2
highlight%28m=7%2F2%29