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Rezolvati ecuatia 16x+1,345-9x=65,345-9x

Răspuns :

7x+9x=65,345-1,345
16x=64
x=64:16=4
16x1,345-9x=65,345-9x                             16x  -9x+9x=65,345-1,345              16x=64                                                                                                         64                                                                                                     x=  16                                                                                                     x=  4