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if a cell phone provider offers a plan that costs $20 per month plus $0.10 text messages sent or received a comparable plan costs $50 per month but offers unlimited text messaging how many text messages would have to be sent or received in order for the plans to cost the same each month

Respuesta :

Answer: You would have to send 300 text messages

Step-by-step explanation:

1. Turn problem into 20 + 0.10x = 50

2. Subtract 20 from both sides to get 0.10x = 30

3. Divide both sides by 0.10 to get x = 300

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