Cory earns d dollars for every hour he works after school. On the weekends, his hourly wage is three times the sum of his after school wage and $2. Write and simplify an expression that represents the total amount of money Cory earns each week if he works 12 hours after school and 8 hours during the weekend.

What is a rational number between 9.5 and 9.7

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show