What expression is equivalent to 2x+9-x+3? show your answer is correct by substituting a value for x.

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.

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?

Alex's monthly take home pay is $2,500. what is the maximum bad debt payment he can maintain without being in credit overload?