22-11-2019
Mathematics

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Answer this question:

Answer this question class=

Respuesta :

Ifychyibe Ifychyibe

23-11-2019

Answer:

Step-by-step explanation:

Let the number be x and its successor be 2x

x square+15=2xsquare+6

Collect like terms

15-6=2xsquare minus xsquare

9=xsquare

Square root of 9= x =3

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