SOLUTION: Using the point-slope formula, what is the equation of the line that passes through the points (1, 5) and (0, 0)? A. y = x B. y = 5x C. y = 5x – 1 D. y = 5x + 10

Algebra ->  Graphs -> SOLUTION: Using the point-slope formula, what is the equation of the line that passes through the points (1, 5) and (0, 0)? A. y = x B. y = 5x C. y = 5x – 1 D. y = 5x + 10      Log On


   

Question 1034018: Using the point-slope formula, what is the equation of the line that passes through the points (1, 5) and (0, 0)?
A. y = x
B. y = 5x
C. y = 5x – 1 D. y = 5x + 10
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
The point-slope formula is
y+-+y%5B1%5D+=+m%28x+-+x%5B1%5D%29
The slope m is found by
m+=+%28y%5B2%5D+-+y%5B1%5D%29%2F%28x%5B2%5D+-+x%5B1%5D%29+=+%285-0%29%2F%281-0%29+=+5
So we have
y - 5 = 5(x - 1)
y - 5 = 5x - 5
y = 5x
Choice B.