Question

Based on the image above answer the question.
Create an equation that models the relationship between the day, d, and the amount of money, a, in Jody's bank account.
https://secure.surveymonkey.com/_resources/14268/57314268/3f2ea0f7-79dd-41d8-8456-15f9956af401.jpg

Answer 1

@confluxepic

Answer 2

note for every day after day 2 when the amount is 83, 20 dollars is added

so we can write

a = 83 + 20(d-2)

Answer 3

so for day 11 we have

a = 83 + 20(11-2) = 263

Answer 4

Thank you

Answer 5

yw