Start with the point-slope form:
.
Then you substitue in the slope and coordinates from the point:

You don't do a lot of clean up to the form, with the exception of turning "minus negative 7" into "plus 7".

Thar be yer answer!
1 42.5* and 3 95*, the sum of all the angles =360*, so Angle J = L and M=K, Angle 1 =M/2
Answer:
70 patients will get the medicine.
Step-by-step explanation: