Simplify the expression. (3.5x - 5) + (7.2x + 10)

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

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?

What is the average diastolic blood pressure for adults