Given that x3y and 7x3y are like terms, then the sum of these two terms will be
A
11x3y
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B
8x3y
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C
4x3y
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D
They cannot be added
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Solution
The correct option is B
8x3y
x3y and 7x3y are like terms. Thus, they can be added to give a single term. Now, the coefficients get added up, so the coefficient of the single term will be 1+7 = 8. The variable component of the term remains as it is. Hence the final term is 8x3y