Log 128 base 16 + log 25 base 125​

Which of the binomials below is a factor of this trinominal? x^2-13+30

Which math sentence can be used to determine if the triangle is a right triangle?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?