A customer is comparing two internet service providers, AlphaNet and BetaConnect. The total cost, , in dollars, for AlphaNet's service is a linear function of the number of hours of usage, . The table shows the cost for two different usage amounts.
| Hours (h) | AlphaNet Cost (C_A(h)) |
|---|---|
| 2 | 120 |
| 5 | 240 |
BetaConnect charges a flat monthly fee of 30 per hour of usage. For what number of hours of usage will the total charge for AlphaNet be the same as the total charge for BetaConnect?
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