Question on Co-ordinate geometry
y - x < 1
3y > x + 6
In the xy-plane if the point with co-ordinates (a,b) lies in the solution set of the system of the inequalities above, which of the following relationships between a and b must be true?
a) a > B
b) a < b
c) ab > 0
d) ab < 0
Thanks!
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