-3/-4 in simplest form

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

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