Which two simple machines are being used in the diagram

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

Which of the following three dimensional figures has a circle as it’s base

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.