31. The Jones and Smith families both attended a Nascar Race one Sunday afternoon. The Jones family spent $34.50 on 2 adult tickets and 3 children tickets. The Smith family
spend $42.75 on 3 adult tickets and 2 children tickets. If the King family wanted to
attended the race, how much would the spend for 2 adult tickets and 1 child's ticket?

PLS HELP ME IM DOING MY FINAL EXAM

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.