SOLUTION: A jar contains a total of 20 red, black and blue marbles. There are two more black marbles than red marbles and four more blue marbles than black marbles. How many marbles of each

Question 950508: A jar contains a total of 20 red, black and blue marbles. There are two more black marbles than red marbles and four more blue marbles than black marbles. How many marbles of each color are there?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
R-Red
B-Black
U-Blue

Substitute,

So then,

and

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