Question

C. 20 [{ 28 - (17 - 12) - 3} 10]
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Answer 1

$\huge\fcolorbox{blue}{green}{ANSWER}$

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Answer 2

Answer:

$20(28 - (17 - 12) - 3)1 0) \\ 20(28 - 5 - 3)10 \\ 20(23 - 3)10 \\ 20(20 \times 10) = 20(200) \\ 4000$

marks the brainlist☺❤