Answer
$x=0; y=3$
$x=4; y=0$
Work Step by Step
We can draw the graph by calculating the two intercepts with the axes.
If x=0, then
$3\times0+4\times y = 12$
So $y=3$
If y=0, then
$3\times x+4\times 0 = 12$
So $x=4$
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