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Marcus currently has $42 and has plans to save an additional $5 each week to buy a pair of shoes. He made a table showing the total amount of money he will have saved for different weeks.


Number of Weeks: 0 2 5 8

Total Amount of Money: 42 52 67 82


Write an equation in standard form that represents the relationship between the number of weeks and the total amount of money Marcus will save.

A-5x + y = 42
B-x + 5y = 42
Cx + 5y = 42
D5x + y = 42