SOLUTION: One cellular plan is 5 dollars per month plus 2 cents per minute and the other plan adds 100 to the number of minutes you use and then charges 4 cents per minute. How many minutes
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Question 200236: One cellular plan is 5 dollars per month plus 2 cents per minute and the other plan adds 100 to the number of minutes you use and then charges 4 cents per minute. How many minutes of use will the cost of the two plans be equal?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Let 
represent the number of minutes you use. Then, if you convert $5.00 to 500 cents, the total cost of the first plan is:
The total cost of the second plan is:
)
You are interested in the value of x when the two costs are equal, so set the two expressions equal to each other and solve for :
 = 500 + 2x)
Check:
 = 600)
 = 4(150) = 600)
They are the same, so the answer checks.
John
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