August 2018 1 11 Report

resuelve las ecuaciones:

a. 3 x - 8 = - 2 x + 9

b. 39 x + 85 = 49

c. x - 7 = 8

d. 9 x + 10 = 8 x + 9

e. x + 60 = 30

Con operaciones GRACIAS.


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