Will mark brainlist which variable expression represents the following word phrase? four times the sum of five and a number4.5+n4n + 54(5 + n)n. 5+4

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?

Nikolas calculated the volume of the prism. his work is shown below.

In the diagram below,abc is congruent to dec what is the value of x