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

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

User Vitaly Borisov
by
7.5k points

2 Answers

1 vote

Answer:

B

Explanation:

User Jimbali
by
7.6k points
5 votes
-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)
User Sujay Ghosh
by
8.5k points
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