What is 6s = 72 i need help plzzz

OK let’s solve this step-by-step
6s=72
So for step one you’re going to divide both sides by six
6s over 6 = 72 over 6
S=12

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.