Ola Alexandre
44 = (12*10x)/(10 + x)*2.2
(12*10x)/(10 + x) = 44/2.2 = 440/22 = 20
120x = 20*(10 + x)
120x = 200 + 20x
100x = 200
x = 2
pronto
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Ola Alexandre
44 = (12*10x)/(10 + x)*2.2
(12*10x)/(10 + x) = 44/2.2 = 440/22 = 20
120x = 20*(10 + x)
120x = 200 + 20x
100x = 200
x = 2
pronto