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Which expression is equivalent to 8d+4d8d + 4d?\newlineChoices:\newline(A) 12d12d\newline(B) 11d11d\newline(C) d+12d + 12\newline(D) d12d^{12}

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Q. Which expression is equivalent to 8d+4d8d + 4d?\newlineChoices:\newline(A) 12d12d\newline(B) 11d11d\newline(C) d+12d + 12\newline(D) d12d^{12}
  1. Identify Terms: Identify like terms in the expression 8d+4d8d + 4d; both terms involve 'dd'.
  2. Add Coefficients: Add the coefficients of 'dd' together: 8+4=128 + 4 = 12.
  3. Combine with Variable: Combine the sum with the variable dd to form the expression 12d12d.

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