Answer:
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Step-by-step explanation:
Given
Options A to D
Required
Determine the equivalent pair
To do this, we solve each options one after the other.

and 
Open bracket
and 
and 
<em>The above pairs are not equivalent</em>

and 
Open bracket
and 
and 
and 
<em>The above pairs are not equivalent</em>
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<em> and </em>
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Collect Like Terms
and 
and 
<em>The above pairs are equivalent</em>