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The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that