Solve for c? 2x+36x-15c=x

How to determine whether two known pairs of points are on the same line.

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?

What is the factor form of x^2-9x+14