Answer two questions about Systems A and B: System A:
8x - 3y = 0
2x + 7y = 3

System B:
8x – 3y = 0
8x + 28y = 12

1) How can we get System B from System A?

2) Based on the Previous answer are the systems equivalent? In other words do they have the same solution?

Shania's test scores in 8 subjects were 88, 91, 85, 74, 69, 72, 80, and 87. shania found the middle number of her scores. which type of measure did she find?

What is the solution to the inequality? 6x−5> −29, a x> −4 bx> 4 cx< 4 dx< −4

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.