Your answer is correct it’s 4/33. You first have to convert the mixed number into an improper fraction. Then you’ll have 1/6/11/8 and then you will simplify the complex fraction. I hope that helps!
Answer:
34+4a
Step-by-step explanation:
-2a+7-3(-9-4a)
➡ -2a+7+27+12a
➡34+10a
Assuming you want to choose 4 people from the class of 20;
Begin by using the combinations formula;
20C4=4845 possibilities
Hope I helped :)