A theater has 19 rows of seats there are 22 seats on the first row 26 seats in the second row and 30 seats in the third row and so on how many seats are in the last row of the auditorium?

How do you use the elimination method for this question? explain, because i really want to understand!

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?