Question

find the slope of the line passing through the points A(-3½,3) and B(-7,2½) ​

Answer 1

Answer:

Step-by-step explanation:

у=кх+в

A(-3½, 3)    : 3=к*(-3½)+в

B (-7, 2½)   : 2½=к*2½+в

                    0,5=-6к

                    К=-1\12

tg a=-1\12