Respuesta :

apologiabiology
50% of x is 12
of, means multiply so
50% times x=12
percent means parts out of 100 so 50%=50/100=1/2
1/2 times x=12
multiply both sides by 2
x=24

the number isi 24
12...................50%
X.....................100%
X=12·100:50
X=1200:50
X=24

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