Answer:
an = 8n − 65 is the correct answer
Suppose th emix number is 1 2/3 you will say 1 whole 2 out of 3
Answer:
(C) 18
Step-by-step explanation:
We can create a systems of equations. Assuming
is Michelle's age,
is Joan's age, and
is Ryan's age, the equations are:



We can use substitution, since we know the "values" of m and j.


So we know that Joan is 18 years old.
Hope this helped!