Simplify as far as possible
Please help
x²+3x²-4x²+5x

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Using elimination, what is -4x+2y=-12 4x+8y=-24