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A dog weighs 20% more than it did three months ago. It weighs 36 pounds now.

How much did the dog weigh three months ago?

Respuesta :

mhanifa

Answer:

  • 30 pounds

Step-by-step explanation:

Let the weight 3 month ago be x.

20% more than x is:

  • 1.2x

We now have the following equation:

  • 1.2x = 36
  • x = 36/1.2
  • x = 30 pounds

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