Combine as indicated by the signs. Write answer In descending powers of x. X+6/x^28x+15+3x/x+5-x-3/x+3
= ?

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?