All you do is divide -12/20 by 4/4 which is -3/5
-(x-20)
Basically it’s the same as your other question but your not adding twenty!
<span>How many ways are there to distribute n distinct balls into r boxes (a box can contain any number of balls, ranging from zero (none) all the way to all n balls.</span>
5.394e+13 hope this helps