the points (1,-4) and (2,-1) are collinear. The points (3,19) and (5,25) are also collinear. What can you say about the lines that cross these points?

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288

Write the equation of the circle centered at (10,-2) with radius 2.

K-7/4=11 explanation: k-7 is the numerator and 4 is the denominator then right by it it just says = 11 ( i wish i knew how to do this but ummm i cant sis)