Kim has $700 dollars in a savings account. She wants to have at least $300 by the end of the summer. She withdraws $30 each week for food and activities. Write an inequality to represent Kim’s situation.

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.