Respuesta :

Answer:

hello

Step-by-step explanation:

Let  x be the number added to both the numerator and denominator of the fraction 7/8

so (7+x) / (8+x) =2/3

3(7+x)=2(8+x)

21+3x=16+2x

3x-2x =16-21

x=-5

The number added is : -5

Otras preguntas