Question

Katie solved the equation by completing the square x^2+12x-7=0 which equation shows one of the steps Katie could have taken to complete the square

Answer 1

Answer:

x^2+12x-7-6^2+6^2=0

(x+6)^2-7-36=0

(x+6)^2-43=0

x= -6 Plus or minus root 43