Is this correct? i’m not sure if i did it right

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.

Is experimental probibilty the same as the observed frequency in math? i need the answer asap!

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