Which statements describe the graph of y = VX- 1+ 2? Select three options. The graph has a domain of all real numbers.
The graph has a range of y > 1.
As x is increasing, y is decreasing.
The graph has a y-intercept at (0, 1).
The graph has an x-intercept at (-7, 0).

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

What is the value of x in the following equation? -3x-2=2x+8

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters