Please answer the question in the screenshot fully with a mark brainliest

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

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