Answer: D-18 years, Joan-41 years
Step-by-step explanation:
Given
The Sum of Debbie and Joan's age is 59
Take x and y as the age of Debbie and Joan
In 5 years, twice Debbie's age will be equal to Joan's age


Also, 
solving these two equations we get

5.70 is the correct answer
the domain: no real numbers so its negative infinity, positive infinity
Answer:
Line up the decimal points. **Answer is Least to greatest: 10.5 , 11, 19**
Step-by-step explanation:
You need to line each number up.
10.5
11.0
19.0
The reason why 11 and 19 have a decimal point and zero at the end is because you need to do that in order to compare the numbers.
This problem is also a little common sense because 10.5 is the smallest, 19 is the largest while 11 is in the middle.
Answer:
C OR D
Step-by-step explanation:HOPE IT HELPSS!!!