Simplify the following expression (30/45g+20)-(8/9g+7)
1 answer:
The answer is: 
The explanation is shown below:
1- You have the following expression given in the exercise:

2- When you multiply signs, you obtain:

3. Now, you must add like terms, as following:

4. Therefore, you have that the expression simplified is:

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hope this helps
I believe the correct answer is B