You roll a number cube and flip a coin find the probability of rolling 3 and flipping tails

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expressions 4s +9s represents the total number of items that will be displayed on s shelves. simplify this expression

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8