For how many integers x is the point (x,-x) inside or on the circle of radius 10 centered at (5,5) ?

**Answer Choices**

A. 11

B. 12

C. 13

D. 14

E. 15

For how many integers x is the point (x,-x) inside or on the circle of radius 10 centered at (5,5) ?

**Answer Choices**

A. 11

B. 12

C. 13

D. 14

E. 15