OMG, I'm so confused. Help me pls!
1.) -9u( -4)(-w)
2.) -b(-12)(11)
3.) -h(-jk)
4.) (-1)(-a)(-bc)

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212

What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?