duraalexa90 duraalexa90

23-10-2020
Mathematics

contestada

When a number n is decreased by 12 and then the result is multiplied by 3, the product is equal to 21 . Write an equation and solve it to find the value of n .
The equation is , The value is .

Respuesta :

7711724527 7711724527

23-10-2020

Answer:

Step-by-step explanation:

19-12=7x3=21

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