SOLUTION: find the slope and y-intercept of the line which passes through the points (2,2) and (-1,-7). Then write the equation in slope intercept form.

Algebra ->  Linear-equations -> SOLUTION: find the slope and y-intercept of the line which passes through the points (2,2) and (-1,-7). Then write the equation in slope intercept form.      Log On


   

Question 508871: find the slope and y-intercept of the line which passes through the points (2,2) and (-1,-7). Then write the equation in slope intercept form.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
slope=m
m=(-7-2)/(-1-2)
m=-9/-3
m=3
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y=mx+b
2=3*2+b
2=6+b
2-6=b
b=-4
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y=3x-4