A building in a city has a rectangular base. The length of the base measures 70 feet less than three times the width. The perimeter of this base is 860 feet. What are its dimensions of the base?

3. mr. sanchez’s class sold fruit pies for $1.65 each and mr. kelly’s class sold bottles of fruit juice for $1.36 each. together, the classes sold 79 items and earned $118.17 for their school. (a) write and solve a system of equations that model the problem. show all your work. (b) which class earned more money? (c) how much more money did that class earn?