Acity park has two hiking trails. pond trail is 4 2/9 miles long. hill trail is 2 1/3 miles long. how much longer is pond trial than hill trial?

What is coefficient of the term of degree of degree 5 in the polynomial below

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"