The sum of mn +5 -2 and mn + 3 is . GUYS PLZ ANSWER THIS FAST

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?