Question 67398
Graph the following systems: 
3x - 6y = 9
x - 2y = 3 
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Put each equation in slope-intercept form:
y=(1/2)x-3
y=(1/2)x-(3/2)
The slopes are the same so there will be no solution;
the lines are parallel.
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{{{graph(300,200,-10,10,-10,10,(1/2)x-3,(1/2)x-(3/2))}}}
Cheers,
Stan H.