What is the address of the element 24

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

State one method by which you can recognize a perfect square trinomial.

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?