SOLUTION: Find the slope-intercept equation of the line that passes through the point (1,5) and has slope -1

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Question 106997This question is from textbook
: Find the slope-intercept equation of the line that passes through the point (1,5) and has slope -1This question is from textbook

Answer by HyperBrain(694) About Me  (Show Source):
You can put this solution on YOUR website!
The slope intercept form is
y=mx%2Bb
Since the line passes through (1,5), we can use the values x=1 and y=5
And, the slope, m, is equal to -1,
Solving for b,
y=mx%2Bb
5=-1%281%29%2Bb
5=-1%2Bb
5%2B1=-1%2B1%2Bb
6=0%2Bb
b=6

Thus, the equation is y=-x%2B6

GRAPH:
graph%281000%2C1000%2C-20%2C20%2C-20%2C20%2C-x%2B6%29

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