The area of a rectangular deck can be modeled by f(x) = 2x3 + 30x2 – 6x – 90. if x + 15 represents the width, which expression represents the length?

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

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

Thirteen bowlers were asked what their score was on their last game. the scores are shown below 190,150,154,194,181,190,170,151,170 ,178,161,180 find the range of the bowlers score a.56 b.44 c.34 d.23