The given radical root 84, the simplification is option B; 
.
<h3>What is a simplification of an expression?</h3>
Usually, simplification involves proceeding with the pending operations in the expression.
Simplification usually involves making the expression simple and easy to use later.
The given radical;
Thus, the correct option is B; .
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Answer:
2(4a + 1)
Step-by-step explanation:
combined like terms: 4a + 6a - 3a and 5 + 3 - 6
when you combined these 2 terms, it's 8
a
+
2
8
a
+
2 = 2(4a + 1)
your choices:
2(8a + 1) = 16a + 2 ( not what we are looking for)
2(8a + 2) = 16a + 4 ( not what we are looking for)
2(4a + 1) = 8a + 2 ( the answer that we are looking for)
8a + 4 ( we are looking for 8a+ 2 not 8a + 4)
Therefore, 2(4a + 1) is the correct answer
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