Solve the system of equations to find the two masses

Point a is located at (0, 4), and point c is located at (−3, 5). find the x value for the point b that is located one fourth the distance from point a to point c. −0.25 −0.5 −0.75 −1

You have 3 boxes, one "strawberries"; one "mentos" and one "mixed".but you know that all the labels are in incorrect order .how do you know witch is witch?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2