Answer:
The slope is -1 and y-intercept is at y = -3.
Step-by-step explanation:
-7y= 7x+21
Divide through by -7:
y = -x - 3
The answer to this question is: B;5i
Answer:
P=(-5,-1)
Q=(2,-4)
Step-by-step explanation:
hope this helps
Answer:
Step-by-step explanation:
We were given the slope formula;
This line is vertical if the denominator is zero.
That is when 
This implies that;
Justification;
When , then, the line passes through;
and 
The slope now become
The equation of the line is
This implies that;
... This is the equation of a vertical line.
Answer:answer is 387
Step-by-step explanation:ok got it
