The perpendicular bisector of the like segment connecting the points (-3, 8) and (-5, 4) has an equation of the form y = mx + b. Find m + b. Pls help ASAP BTW the answer isn’t 11, -11, 16, -16, 17/2, -17/2

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?