7. han's cell phone plan costs $200 to start. then there is a $50 charge each month.
a. what is the total cost (start up fee and monthly charge) to use the cell phone
plan for 1 month?
b. what is the total cost for x months?

(A) Total cost to use cell phone plan for 1 month is $250.

(B) The total cost of using cell phone for month is 200+50.

Step-by-step explanation:

Given information:

The starting cost of the cell phone is $200

Monthly charges of the cell phone is $50

(A) In the first month

The total cost will be the sum of startup fee and the charge of one month

Hence, the total cost to use cell phone plan for 1 month

Total cost to use cell phone plan for 1 month is $250.

(B)The cost of using cell phone for month :

It will be the sum of cost of cell phone and the monthly cost multiplied by the number of month phone used:

Here, the number of month is

Hence the cost :

Hence , the total cost of using cell phone for month is 200+50.

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Total sum = 200 + 50 = $250

Total cost for x month  = 200 + 50x

Step-by-step explanation:

Han's cell phone plan cost $200 to start. Then there is a $50 charge each month.

a. What is the total cost (start up fee and monthly charge) to use the cell phone  plan for 1 month?

Total charge for 1 month plan will be the sum of the cell phone plan and the charge for 1 month.

Total sum = 200 + 50 = $250

b. What is the total cost for x months?

Total cost for x month  = 200 + 50x

where

x is the number of months

step-by-step explanation:

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