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Mr. Kelly bought some notebooks for his students, and gg were green and 1212 were red. Choose the expression that shows how many notebooks Mr. Kelly bought in all.\newlineChoices:\newline(A) 1212\newline(B) g+12g + 12\newline(C) g−12g - 12\newline(D) 12−g12 - g

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Q. Mr. Kelly bought some notebooks for his students, and gg were green and 1212 were red. Choose the expression that shows how many notebooks Mr. Kelly bought in all.\newlineChoices:\newline(A) 1212\newline(B) g+12g + 12\newline(C) g−12g - 12\newline(D) 12−g12 - g
  1. Identify total notebooks: Identify the total number of notebooks Mr. Kelly bought. He bought gg green notebooks and 1212 red notebooks. To find the total, add the number of green notebooks to the number of red notebooks.
  2. Write expression for total: Write the expression for the total number of notebooks: g+12g + 12. This expression represents the sum of green and red notebooks.
  3. Compare with choices: Compare the expression with the given choices. The correct expression that represents the total number of notebooks is (B)g+12(B) g + 12.

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