Answer:
-6
Step-by-step explanation:
distribute the 5 to get 3m=5m+15-3.
do the 15-3=12
bring the 5m over so you have -2m=12
divide by -2 which gives you -6
3m=5m+15-3
3m-5m=12
- 2m=12
m=-6
total marbles;12
after drawing red total counts are 7 red and 4 white 11 in total
probabilities are 4/11
28a 20b 24
