Kedar is comparing the costs of phone plans. for phone plan a, the cost is $15.00 to connect and then $0.02 per minute. for phone plan b, the cost is $4.69 to connect and then $0.08 per minute. for what usage does plan a cost the same as plan b

 After 172 minutes (approx) the usage of plan A is same as the plan B.

Step-by-step explanation:

Here, For phone plan A, the cost is $15.00 to connect and then $0.02 per minute.

And, For phone plan B, the cost is $4.69 to connect and then $0.08 per minute.

Let after x minutes the total usage of plan A is same as plan B.

Therefore,

Thus, after 172 minutes (approx) the usage of both plan will be same.

example answer: "to determine if a sum is reasonable you can round each number to the nearest whole and compare the estimated sum to the actual sum."

hope this you and anyone else who needs the answer : ^)