Simplify the following
$(2 - 5 i) + (- 3 + 4 i) + (8 - 3 i)$

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Solution

$(2 - 5 i) + (- 3 + 4 i) + (8 - 3 i)$
$= 2 - 5 i - 3 + 4 i + 8 - 3 i$
$= (2 - 3 + 8) + (- 5 + 4 - 3) i$
$= 7 - 4 i$

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