Your friend writes the word sentence as an equation. Student work is shown. First line text. 5 less than a number n is 12. Second line equation. N minus 5 equals 12. Is your friend correct? Yes no Question 2 Explain your reasoning.

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.

Were is the problem