In an arithmetic sequence, the first term is 5 and the third term is -5. What is the 20th term?

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base