I'll give if all are done pls

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

What is always true when two whole numbers are subtracted?