Respuesta :
Answer:
x = 2
Step-by-step explanation:
x2 + 6x - 13 = 3
first you add 13 to other side and get
x2 + 6x = 16
next you combine x's
8x = 16
then you divde the 8x by 16
and you get x = 2
Answer: Subtracting the 13 from both sides of the equation.