Question 181724
 .3x-.2y=.5 
   x-2y =-5 
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Modify:
3x - 2y = 5
x  - 2y = -5
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Subtract 2nd from 1st to get:
2x = 10
x = 5
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Substitute in x - 2y = -5 to solve for "y":
5 - 2y = -5
-2y = -10
y = 5
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Ans: x = 5 ; y = 5
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Cheers,
Stan H.