Q3 of 43 Page 1

Find the value of x + y from the following equation:

+ =


Using basic matrix operation -


=


Using equality of matrices, we have-


2x + 3 = 7 & 2y – 4 = 14


2x = 4 & 2y = 18


x = 2 & y = 9


∴ x + y = 2 + 9 = 11


The required value of x + y is 11.


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