Answer choice attachment below. i put 30 pts so you'll get 15.
these question are 5 points each-- answer only if you
(brainliest, , rattings, etc.)

What statement is true? 2x^2-9x+2=-1

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

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?