Carmen is going to buy a pair of shoes that cost $63. the sales tax rate is 8%. what is the total cost of the sneakers to the nearest cent?

Nine more than four times a number is the same as one less than twice the number. find the number?

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?