Donathan2630 Donathan2630

03-05-2021
Mathematics

contestada

Five times of a number divided by 7 more than the number.If the result is 2 then what is the orignal number.

Respuesta :

clarch19 clarch19

04-05-2021

Answer:

n = 14/3 or 4 2/3

Step-by-step explanation:

n = a number

5n/(7+n) = 2

cross-multiply to get:

5n = 2(7+n)

5n = 14 + 2n

3n = 14

n = 14/3 or 4 2/3

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Answer this:- 7×7÷7-7+7×7+7-7