20 points!
I already did the work of writing it out just need help solving it:)

2i (-3 - 3i * 8 - 8i) - 13 + i + 2 + 12i

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?