Find the midpoint of the segment with the given endpoints (-9,0) and (-8, -2)

Asap! i'm not good math and i'm lost.

Grant simplified the expression 1.5(-3.2 + 2.5) his work is shown below explain the error in grants work

Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis