Answer:
f
Step-by-step explanation:
In this case we have that the total cost of the tickets is $87.If she is $23, then she is missing:

He is missing $64.
If you can save $4 per week we have:

Where "x" represents the number of weeks to work:

So, Ling must work at least 16 weeks to get the money he needs for concert tickets.
Answer:
16 weeks
Answer:
-5/2
Step-by-step explanation:
Answer:
The circumference of circle with radius x+3 is: 
Step-by-step explanation:
Given that
Radius = r =x+3
The circumference of a circle is the distance around boundary of the circle.
The circumference of circle is given by the formula.

Putting the value of r, we get

Hence,
The circumference of circle with radius x+3 is: 
Answer:
37
Step-by-step explanation:
10 x 4 - 3
40 - 3
37