Answer:
-6
Step-by-step explanation:
13+(-19) (distribute "+" sign into parentheses)
= 13-19
= -6
Answer: Company B
Step-by-step explanation:
First we must calculate the area of the carpet. Variable A represents area.


So the area of the carpet is 168 square feet.
To find what company A will charge we will multiply the 168 by 2.75 they charge per square foot.

Company A charges, $462, while Company B will charge $450 for the one room.
This means Company B has the better price.
Answer:
2c+4d
if c=8 and D=5,
2(8)+4(5)
16+20
=36
Step-by-step explanation: