What do i do first? do i multiply 11×11.091 first?

What is the binomial expansion of (2x-3)^5

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?

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180