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1 vote
12.5(0.2t − 1) + 21t

1 Answer

2 votes

Answer:

4.5t - 12.5

Explanation:

12.5(0.2t − 1) + 21t

12.5(0.2t) + 12.5(-1) + 2t

2.5t - 12.5 + 2t

4.5t - 12.5

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