The phone company Splint has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 240 minutes, the monthly cost will be $64. If the customer uses 780 minutes, the monthly cost will be $145. A) Find an equation in the form y=mx+b,y=mx+b, where xx is the number of monthly minutes used and y is the total monthly of the Splint plan. Do not use any commas in your answer. B) Use your equation to find the total monthly cost if 922 minutes are used.

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