Respuesta :

Answer:

x^2-16x+145+y^2-18y

Step-by-step explanation:

ajross0705

Answer: x^2-16x+y^2-18y+145

step one =x^2-16x+64+\left(y-9\right)^2

step 2= x^2-16x+64+y^2-18y+81

step 3=x^2-16x+y^2-18y+64+81

step 4=\mathrm{Add\:the\:numbers:}\:64+81=145

x^2-16x+y^2-18y+145