Is there any error in the given sentence?
He did not know how to solve the problem and I did not either.
My answer is this is correct sentence.
My Videos He did not know how to solve the problem and I did not either. My answer is this is correct sentence. Strictly, it needs two commas.
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My VideosHe did not know how to solve the problem and I did not either. My answer is this is correct sentence.
Strictly, it needs two commas. However, the test writer probably wants 'and neither did I'.