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David buys 2 gallons of gas that costs d dollars per gallon. Write an
expression for the amount of David pays for gas.

Respuesta :

sqdancefan

Answer:

  2d

Step-by-step explanation:

The amount David pays will be the product of the number of gallons (2) and the cost per gallon (d).

 2d . . . . amount David pays for gas

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