What is the simplified form of the complex fraction?

2x^2+x−6/x^2−x−6/4x^2−9/x^2+5x+6

What properties allow transformation to be used as a problem solving tool

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

Which of the following will form the composite function?