The answer to this would be
b=7/v
Just get a calculator and do 18 divide by 4
Answer:

Step-by-step explanation:
Tangent to y-axis means that the side of the circle TOUCHES the y axis.
Since the center is at (-7,2) and it touches the y axis, we can figure out the radius. It goes from (-7,2) to y-axis. Horizontally, the center is 7 units left of y-axis, so that is the radius ----- 7 units
The standard form of a circle is:

Where
(h,k) is the center
r is the radius
Putting the information into the form, we have:

THis is the standard form.
Answer:
14
Step-by-step explanation:
sorry if it not correct ._.
Answer:
mike
Step-by-step explanation:
because he moved behind keving and he was last