1. Tell whether the ordered pair (5,0) is the solution of the system. x + y = 5 and 3x + y = 15 *

What is the approximate circumference of the circle shown below?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are