kieragrace372 kieragrace372

13-09-2018
Mathematics

contestada

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

Im really confused on these problems help class=

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arianagrell6 arianagrell6

13-09-2018

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

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