3- [x - {2Y - (5X + Y - 3) + 2X } -(x - 3Y)]
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Answer: -3x - 2y + 6
Step-by-step explanation:
= 3- [x - {2y - (5x + y - 3) + 2x } -(x - 3y)]
= 3- [x - {2y - 5x - y + 3 + 2x } -(x - 3y)]
= 3- [x - {y - 3x + 3} -(x - 3y)]
= 3- [x - y + 3x - 3 -x + 3y]
= 3- [ 2 y + 3x - 3 ]
= 3- 2 y - 3x + 3
= -3x - 2y + 6
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