Answer:
$0.43
Step-by-step explanation:
First, we must divide $3.87 by 9.

<em>Hope</em><em> </em><em>this</em><em> </em><em>helped</em><em> </em><em>:</em><em>)</em>
<em>Please</em><em> </em><em>mark</em><em> </em><em>brainliest</em><em> </em><em>if</em><em> </em><em>it</em><em> </em><em>helped</em><em>.</em>
For this case we must algebraically rewrite the given expression. So:
x: It is the variable that represents an unknown number
"double a number" is represented as: 
"6 less than double a number" is represented as: 
So, the final expression is: 
If we want to rewrite the expression in an equivalent way, we take common factor 2:

Asnwer:

Equivalent expression: 
Answer:
2.
Step-by-step explanation:
1+1=2
Answer:
I think C or D
Step-by-step explanation: