Answer:
Here is how
Step-by-step explanation:
You find your answer to the problem and explain how do did it or you write the steps of how you did the problem. Also put your answer.
Answer:
80
Step-by-step explanation:
180-(60+40)=180-60-40=180-100=80
Answer:

Step-by-step explanation:
I supposed that is a "n".
Steps as below:

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<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em>