Question 229200
Is the point (-5,1) a solution of -3y+2x<-9 (The < has a line under it.) 
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Substitute for x and for y to see if you get a true statement:
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-3*1 + 2*-5 <= -9
-3 -10 <= -9
-13 <= -9
True
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Therefore (-5,1) is an element of the solution set.
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Cheers,
Stan H.