Respuesta :
Let the original number be x
X^2 + 11 = 36
Subtract 11
X^2 = 25
Square root both
X = 5
Solution: her original number is 5
X^2 + 11 = 36
Subtract 11
X^2 = 25
Square root both
X = 5
Solution: her original number is 5
Answer:
5
Step-by-step explanation:
36-11=25
the square root of 25 is 5. you just have to do the problem backwards