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Caleb's phone has a 45% charge. Each minute (t) that passes, the battery charge decreases 3%. Write an equation to represent the percentage of battery charge after t minutes.
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Caleb's phone has a 45% charge. Each minute (t) that passes, the battery charge decreases 3%. Write

an equation to represent the percentage of battery charge after t minutes.

User Percutio
by
7.6k points

1 Answer

9 votes

Answer:

f(t) = -.03t + 0.45

Explanation:

User Malik Rizwan
by
8.2k points
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