If 7% of a number equals 9, find 70% of that number.
i need it rn

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

What number is 7 units left of -15?

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?