Respuesta :

Answer:

4

Step-by-step explanation:

Pounds of salt : gallons of water

(2 : 9) x 2

4 : 18

- 4 pounds

alexis1713
4 pounds of salt are needed for 18 pounds.

Explanation:

2 pounds > 9 gallons
pounds > 18 gallons

9 times by 2 equals 18.
2 timed by 2 equals 4.
Everything is getting doubled.

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