quinta parte = x/5
metade = x /2
x + x/5 + x/2 = 51 mmc = 10
10x + 2x + 5x = 510
17x = 510
x = 510 /17
x = 30
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quinta parte = x/5
metade = x /2
x + x/5 + x/2 = 51 mmc = 10
10x + 2x + 5x = 510
17x = 510
x = 510 /17
x = 30
quinta parte = x/5
metade = x /2
x + x/5 + x/2 = 51 mmc = 10
10x + 2x + 5x = 510
17x = 510
x = 510 /17
x = 30