Answer:

Step-by-step explanation:
1) Remove parentheses.

2) Regroup terms.

Answer:
A (equals -320.0064 just like in the question)
See the explanation
<h2>
Explanation:</h2>
Hello! here we need to match the statements on the left-hand side to the reasons on the right-hand-side.
So this is as follows:
Statements: Reasons:
Segment Addition Postulate 
Substitute the given values 
Simplify 
Subtract 5x from both sides 
Divide both sides by 2 
Simplify 
Substitute 8 for x 
Simplify 
So what we did here is to find the measure of segment AC by finding the x-value first. In other words, we have proven that AC = 56 by following logical arguments organized in an structured manner.
<h2>Learn more:</h2>
Two-column proof: brainly.com/question/13338796
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