Scott has eight cds, and he picks two to take to work each day. how many different ways can scott choose two cds?

a.)56 b.)28 c.)20,160 d.)112

Aregular hexagon has sides of 2 feet. what is the area of the hexagon? 12 ft2 12 ft2 24 ft2 6 ft2

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Ineed with this problem 21 show steps