There are 27 red or blue marbles in the bag the number of red marbles is five less than three times the number of the blue marbleshow many red marbles are in the bag and how many blue marbles are in the bag

Question

Mathematics

Mckenzie

17 April, 07:19

There are 27 red or blue marbles in the bag the number of red marbles is five less than three times the number of the blue marbleshow many red marbles are in the bag and how many blue marbles are in the bag

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Answers (1)

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Naima Nicholson · Answer 1

So assuming that the total = 27

r+b=27

r=-5+3b

r=3b-5

subsitute 3b-5 for r in first equation

3b-5+b=27

4b-5=27

add 5

4b=32

divide by 4

b=8

subsitute

b+r=27

8+r=27

subtracct 8

r=19

red=19

blue=8