Respuesta :

kpayne294

Step-by-step explanation:

if she's 12 right now and he's 4 then that's 3x as old. in four years she will be 16 and he will be 8. in four years she will be 2x his age. so she was 8 when he was born since thats the difference between 12 &4, 16&8

cocoraycrimson

Answer:

8

Step-by-step explanation:

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