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One of Jimmy’s friends told him that he would save more if, instead of multiplying the amount by 3 each week, he added enough at the end of 5 weeks to multiply the existing amount by 3. Use summation notation to write this as a sum and find the total amount he would save using this plan.

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Answer:

what was the initial amount?

Step-by-step explanation:

i might need more information.

Answer:

Step-by-step explanation: in each of the first five weeks of his job he wants to raise $2 to the number of weeks he has been working multiply it by three and add that amount to the savings account

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