Calcule o valor das proporções: a) 2x/12 = 4/2b) 3x/9 = 9/3c) 3x/7 = 6/2d) x/2 = 8/2Rápido pfvvv
Calcule o valor das proporções: a) 2x/12 = 4/2
b) 3x/9 = 9/3
c) 3x/7 = 6/2
d) x/2 = 8/2
Rápido pfvvv e uma prova
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