Find the probability of prime or cube between 1 to 39

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6