Respuesta :
Answer:
100
Step-by-step explanation:
x^2 – 20x = 5
Take the coefficient of x
-20
Divide by 2
-20/2 = -10
Square it
(-10)^2 - 100
Add this to both sides
x^2 – 20x+100 = 5+100
Answer:
it would be 100
Step-by-step explanation:
correct on edge 2020