[ 45 - ( 6 + 3 )] X 27
HELP

Simplify the expression. -2/5(10+15m-20n)

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

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.