Need help with 12,13 pleeeeaaasee!!!!

asked Dec 14, 2017 100k views

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by Jpa

8.4k points

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3 votes

12. 56 + 12 = 4n
68 = 4n
68/4 = n
17 = n...its A

13. 4x - 2 = -18 + 6x
-2 + 18 = 6x - 4x
16 = 2x
16/2 = x
8 = x

Igor Vasiliev answered Dec 20, 2017

7.9k points

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