The answers are shown below:
In part A:
coefficient = 20
variable = c
constant = 35 & 23.50
In part B:
savings = 20 (3) +23.5+ 35+35+35 +35 +35 +35+35+35+35+35+35+35
savings = $ 503.5
In part C:
the new expression will be: 25c + 35 + 23.5
It kills of the virus while strengthening the immune system
