Z= x4 + x2y, x = s + 2t − u, y = stu2; ∂z ∂s , ∂z ∂t , ∂z ∂u when s = 1, t = 4, u = 5

Write an equation for the function that includes the points (2,100)and (3,100)

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders