Q7 of 108 Page 80

Find X and Y, if

2X + 3Y …(1)

3X + 2Y …(2)


Now, multiply equation (1) by 2 and equation (2) by 3, we get,


4X + 6Y …(3)


9X + 6Y …(4)


Subtracting equation (4) from (3), we get,


(4X + 6Y) – (9X + 6Y)





Now, 2X + 3Y








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