SOLUTION: URGENT(help!!!!!) having a really hard time solving this problem find the center and the radius x^2+y^2-14x-6y=23

Algebra ->  Graphs -> SOLUTION: URGENT(help!!!!!) having a really hard time solving this problem find the center and the radius x^2+y^2-14x-6y=23      Log On


   

Question 689033: URGENT(help!!!!!)
having a really hard time solving this problem
find the center and the radius
x^2+y^2-14x-6y=23
Found 2 solutions by jim_thompson5910, solver91311:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Complete the square for both x and y

x%5E2%2By%5E2-14x-6y=23

x%5E2-14x%2By%5E2-6y=23

x%5E2-14x%2B49%2By%5E2-6y=23%2B49

x%5E2-14x%2B49%2By%5E2-6y%2B9=23%2B49%2B9

%28x-7%29%5E2%2B%28y-3%29%5E2=81

%28x-7%29%5E2%2B%28y-3%29%5E2=9%5E2

So this is a circle with center (7, 3) and radius 9.



Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


You are having a really hard time? So what have you tried?

John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
The Out Campaign: Scarlet Letter of Atheism