berenice62 berenice62
  • 22-03-2019
  • Mathematics
contestada

If the denominator of 5/6 is increased by a number and the numerator is doubled, the result is 1, find the number

Respuesta :

calculista
calculista calculista
  • 31-03-2019

Answer:

The number is [tex]4[/tex]

Step-by-step explanation:

Let

x----> the number

we have that

[tex]\frac{2*5}{6+x} =1[/tex] ----> equation that represent the situation

solve for x

[tex]\frac{10}{6+x} =1[/tex]

[tex]10=6+x[/tex]

[tex]x=10-6[/tex]

[tex]x=4[/tex]

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