P = √ab
p² = ab
p²/b = a
a = p²/b
7000 + 224.16 = $7,224.16
This would the balance in her account.
1.Choice 4: 10
2. Choice 1: Add 5.2 to both sides if the equation.
Answer:
9r
Step-by-step explanation:
Multiply 9 and r together.
Answer:
Option D
Step-by-step explanation:
Whenever we take a square root of a number the ± sign is with it like here in the question

And then x = ±4.47 which means x has two values one is +4.47 and the other is -4.47 so Option D is our answer.