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03-11-2019
Mathematics

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Please answer soon! I will mark brainiest!

Please answer soon I will mark brainiest class=

Respuesta :

JuliaW19 JuliaW19

04-11-2019

Answer:

13

Step-by-step explanation:

3x+4=2x+7

-2x =-2x

x+4 = 7

- 4 = -4

x = 3

AB=3x+4

AB=3(3)+4

AB=13

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