CAT Preparation – Linear Equations Questions 03

Question: (|x| – 3) (|y| + 4) = 12. How many pairs of integers (x, y) satisfy these two equations? (a) 4 (b) 6 (c) 10 (d) 8 DETAILED SOLUTION f x and y are integers, so are |x| –3 and |y| + 4. So, we start by finding...

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