X-2y=7
-x+3y=-4
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How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

Factor the expression using gcf 9b+45

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.