mavalenperezd mavalenperezd

24-10-2019
Mathematics

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How do you do this 3n+2+8n-9=180

Respuesta :

24-10-2019

Combined like terms than subtract with system of equations

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cguerrero cguerrero

24-10-2019

Answer:

n=17

Step-by-step explanation:

3n+2+8n-9=180 : Start with equation

11n+2-9=180 : Combine variables (3n and 8n)

11n+2=189 : Add 9 to both sides to get rid of it

11n=187 : Subtract 2 from both sides to get rid of it

n=17 : Divide by 11

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