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I’m really confused on these problems help!!!

I’m really confused on these problems help!!!-example-1
User JenyaKh
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1 Answer

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12. -6n-20=-2n+4(1-3n) 14n. 7(5a-4)-1=14-8a

-6n-20=-2n+4-12n 35a-29=14-8a

-4n=16-12n 43a=43

8n=16 a=1

N=2

User Beckettsean
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