<h2>There is no 4 odd digits that will add up to 19.</h2>
You are supposed to make a claim then prove it using evidence you are already given.
20% * 300 = 2 * (10% * 300) = 2*30 = 60
After demonstrating the procedure by algebraic means, the expression
<em>is equivalent to</em>
.
In this question we proceed to <em>simplify</em>
by <em>algebraic</em> means into a <em>single</em> <em>radical</em> expression when possible, whose procedure is shown below and explained by appropriate definitions and theorems:
-
Given. -
Commutative property/ Associative property. -
Definition of cubic root/
/Result
After demonstrating the procedure by algebraic means, the expression
<em>is equivalent to</em>
.
To learn more on radical expressions, we kindly invite to check this verified question: brainly.com/question/1810591
Answer:

Step-by-step explanation:
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Given:

---------->>>>
Collect like terms.

---------->>>>
Simplify

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Hope this is helpful.