SOLUTION: mary has 12 marbles. 3/12 of the marbles are yellow and 2/12 of the marbles are blue.the rest of the marbles are green. how many marbles are green and explain how you know

Algebra ->  Probability-and-statistics -> SOLUTION: mary has 12 marbles. 3/12 of the marbles are yellow and 2/12 of the marbles are blue.the rest of the marbles are green. how many marbles are green and explain how you know      Log On


   

Question 830424: mary has 12 marbles. 3/12 of the marbles are yellow and 2/12 of the marbles are blue.the rest of the marbles are green. how many marbles are green and explain how you know
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The whole collection is 12%2F12%7D%7D%5D.+%0D%0A%7B%7B%7BG%2B3%2F12%2B2%2F12=12%2F12
G=12%2F12-5%2F12
G=7%2F12
There are 7 green marbles, 7 out of total of 12.