SOLUTION: What is the equation with the points (4,0) and (0,-4)?

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Question 175005: What is the equation with the points (4,0) and (0,-4)?
Answer by mangopeeler07(462) About Me  (Show Source):
You can put this solution on YOUR website!
y=mx+b

First find the slope (m) using the difference of the y's over the difference of the x's.

%280-%28-4%29%29%2F%284-0%29
4%2F4

so the slope is 1
y=x+b

Plug in one of the points, it doesn't matter which one.
0=4+b

Solve for b
b=-4

Answer:
y=x-4