PLEASE HELP(look at picture)!

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell

Change negative exponents to positive. then solve. round to four decimal places