The monthly cost of a wireless telephone plan is $49.99 for up to 450 min of calling time plus $0.45 per minute for each

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answerhappygod
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The monthly cost of a wireless telephone plan is $49.99 for up to 450 min of calling time plus $0.45 per minute for each

Post by answerhappygod »

The monthly cost of a wireless telephone plan is $49.99 for upto 450 min of calling time plus $0.45 per minute for each minuteover 450 min. The equation that describes the cost of this plan isC = 0.45x + 49.99, where x is the number of minutes over 450. Whatis the cost of this plan if a person uses 388 min and 469 min ofcalling time?
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