Answer:
What do you need help with
Step-by-step explanation: :)
Answer: x=9
Step-by-step explanation:
7x=2x+45
5x=45
x=9
One battery costs $1.44.
The unit rate would be

To get that answer, you would have to divide 13 ÷ 9.
I'm not sure if this is what you were looking for, but if it was, I hope I helped! :-)
Given:
Consider the given expression is:

To find:
The simplified form of the given expression.
Solution:
We have,

Using distributive property, it can be written as:



Therefore, the correct option is A.