What is the simplified form of the following expression? Assume x>0 and Y20.
2(9/18x) - 2(1/2y ) + 3(V81x) - 4(4/32y)

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

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.