4*20%
4*.2=
.8
4-.8=
3.2
The sales price would be $3.20
Answer:

Step-by-step explanation:

Combine
and
to get
.

Combine
and
9x^3-8x^2
Hope this helps.
I am confused. I need more context.
Answer:
C. 279.3
Step-by-step explanation:
To find the mean of a set of numbers you have to add all of them together and divide them by how manys numbers there are
If we add all the numbers together it equals 2514
There are 9 numbers here
2514/9=279,333333
Therefore, the answer is C
Answer:
6.40
Step-by-step explanation: