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Squirrelkiller · Answer 1 · 2017-12-21T00:49:17+0000

Infinitely many solutions.I will try to solve your system of equations.3x+y=9;3x=−y+9Step: Solve3x+y=9for y:3x+y+−3x=9+−3x(Add -3x to both sides)y=−3x+9Step: Substitute−3x+9foryin3x=−y+9:3x=−y+93x=−(−3x+9)+93x=3x(Simplify both sides of the equation)3x+−3x=3x+−3x(Add -3x to both sides)

so ur answer is
Infinitely many solutions.

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