-7n-8n+3=243

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Solution for -7n-8n+3=243 equation: 



-7n-8n+3=243

We move all terms to the left:

-7n-8n+3-(243)=0

We add all the numbers together, and all the variables

-15n-240=0

We move all terms containing n to the left, all other terms to the right

-15n=240

n=240/-15

n=-16

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