Exercício 8º ano recuperação

A)18x - 43 = 65b) 23x - 16 = 14 - 17xa) x - 17 = -9                                                                                                                              b) 2x = -7                                                                     

c) 3x + 2 = 2x - 11                                                     

d) 2x = 16                                                                   

e)  x     = -5                                                                                               f)  2x + 14  = 5x - 1                                                     

g) 4x - 5 = 6x + 11                                                        

h) 5x + 4 - 2x = 26 - 3x                                                  

i) 5m - 7 - 2m - 2 = 0                                                    

j) y - 8 + 5y = -3 +2y + 7