Which expressions are equivalent to this expression? 3(n+4) select each correct answer. 2n+12+n 12+n+n+n 3n−12 3n−12

What is 20+(5 x 2/5 )+ 3 show your work

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20