Respuesta :
Answer:
7
Step-by-step explanation:
square root both sides and b=7
Answer is 7:
Explanation:
My explanation is that7^2 is equal to 49 because 7^2 is 7•7 and that is 49.
Explanation:
My explanation is that7^2 is equal to 49 because 7^2 is 7•7 and that is 49.