1 Answer

Rasheduzzaman Sourov · Answer 1 · 2023-08-28T18:29:42+0000

Step 1

Rearrange the expression to bring like terms together.

$\begin{gathered} 7a-8-12a+4 \\ 7a-12a\text{ -8+4} \end{gathered}$

Step 2

Simplify to get the final answer

Hence the right answer is option C

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