{y=36-9x, 3x+y/3=12

{y=36-9x,

{3x+y/3=12

 

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1 Answer

Multiply the second equation by 3:
9x+y=36, so y=36-9x, which is the same as the first equation.
Therefore, there is no unique solution because effectively there's only one equation.
So y=36-9x can be plotted as a line, showing all values of x and corresponding values of y.
by Top Rated User (1.2m points)

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