How would you solve and what is the solution to the following system of linear equations: 3y+x=12 2y-x = 3
Substitution (9,3)
Substitution (8,4)
Substitution (6,6)
Substitution (4,4)
Elimination (8,3)
Elimination (10,2)
Elimination (3,3)
Elimination (11,1)
Other:

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