October 2020 0 55 Report
Resolva as equações em q X é um numero racional a) 7 - 106.x = 20- 54.x
b)5. (x-7) - 2. (3. x - 1)= 0
c) 3.x - 26 - 5.x= 4+4.(3.x - 20 )

obriigada vale 20p *-*
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