In 2010 a shop sold 220 tv's. every six months they sold 5 more tv's, so that it sold 230 televisions in 2011, 240 in etc. calculate the total number of tv's sold between 2010 and 2017 inclusive

The system of equations graphed below has how many solutions? y = 2x + 2

If my mom gets $13.05 an hour, and she works from 3: 30 to 10: 45 in the morning, how much money does my mom make?

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?