Find the equation of a line whose slope is −1 and y-intercept is 5.
x+y=4
x+y=5
x+y=2
x+y=3
Here, m=−1 and intercept c=5
We know that the slope intercept form of a line is y=mx+c
y=(−1)x+5
y=−x+5
Find the equation of a line whose slope = -3 and y-intercept =-1.