What is the solution of the systems of equations? Y=3x-4 and -3y=-9x+12

asked Sep 13, 2021 66.5k views

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Answer: it has infinite solutions.

Explanation:

$y=3x-4\\-3y=-9x+12$

Plug y in the second equation.

$-3y=-9x+12\\-3(3x-4)=-9x+12\\-9x+12=-9x+12\\-9x+9x=12-12\\0=0$

Mike Bjorge answered Sep 18, 2021

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