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4-100.
1. The table below shows the amount of money Francis had in his bank account each day since he started his new job. 4-100 HW eTool (Desmos). Homework Help ✎

 Days at New Job Money in Account 0 $27 1$70 2 $113 3$156
1. Write a rule for the amount of money in Francis's account. Let x represent the number of days and y represent the number of dollars in the account.

2. When will Francis have more than $1000 in his account? What was Francis' starting point, or b? What is the growth each month, or m? Substitute these values into the equation y = mx + b. Which variable represents the amount of money? Substitute$1000 for this variable in your rule.

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