C. 7.3
12÷33= 4/11
4/11•20= 7.2727....
round off 7.2727... = 7.3
Answer:
I have exactly 5,621 dominoes, and, including myself, 23 people to set them all up. How many dominoes will each person set up?
Answer:
See Explanation
Step-by-step explanation:
Given


Required
Find x
The question is incomplete as the relationship between ABD and CBD is not stated.
Assume ABD = CBD
The solution is:

Collect like terms


Solve for x


Assume ABD and CBD are supplementary
The solution is:


Collect like terms


Solve for x


Assume ABD and CBD are complementary
The solution is:


Collect like terms


Solve for x


Step-by-step explanation: x<-9