Question 368733
y=5x+6..............1

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-18x+3y=-54

3y= 18x-54
/3
y = 6x -18 .......2
compare the slopes.
They are not the same. Hence they are not parallel lines.
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{{{graph(300,300,-6,5,-5,100,(5x+6),(18x-54))}}}
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m.ananth@hotmail.ca