timothy566 timothy566

31-12-2016
Mathematics

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solve the system of linear equations algebraically using the elimination method: 3x+y=19 and 4x+3y=26

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ayeKassandra ayeKassandra

31-12-2016

-3(3x+y=19)
4x+3y=26

-9x-3y=-57
4x+3y=26

-5x=-31
x=6.2 substitute x into the equation:

3(6.2)+y=19
18.6+y=19
y=.4

(6.2,.40)

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