jordannisjoseaniel jordannisjoseaniel

02-02-2017
Mathematics

contestada

Tara buys two items that cost d dollars each. She gives the cashier $20. Which expression represents the change she should receive?

20 - 2d

.20 - d

20 + 2d

2d - 20

Respuesta :

prince123409 prince123409

02-02-2017

The answer would be A, 20 - 2d.

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anthony12341 anthony12341

02-02-2017

C(change)+d+d=$20
c+2d=20
c=20-2d

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