htechlin001 htechlin001

12-02-2017
Mathematics

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There are 36 red or blue marbles in a bag. The number of red marbles is 9 more than 2 times the number of blue marbles. Write a system of linear equations that represents this situation

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trombonebookworm trombonebookworm

12-02-2017

Red: x
Blue: y

x+y=36
x-9=2y

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