Question

Jesse is solving the equation x2−10x=2

by completing the square. What number should be added to both sides of the equation to complete the square?
A
20
B
23
C
25
D
27

Answer 1

25

Explanation:

Answer 2

C, 25. You take half of the variable B, so 5 in this case, because B=10. Then you square it. 5^2 is 25.