Tracy received a $21.00 gift card for phone apps. Shehas used $9.00 of the value and wants to buy onemore app from the list shown to use up the balance.Complete the bar diagram and use the equation$21.00 = x + $9.00 to determine which app sheshould buy.Pls help

Tracy received a 2100 gift card for phone apps Shehas used 900 of the value and wants to buy onemore app from the list shown to use up the balanceComplete the b class=

Respuesta :

Given:

Tracy received a $21.00 gift card for phone apps. She has used $9.00 of the value and wants to buy one more app from the list shown to use up the balance.

Required:

Determine which app she should buy.

Explanation:

She has used $9.00 of the value and wants to buy one more app

using the formula 21 =x +9

So, x =12 will satisfy the expression.

Answer:

Hence, remote desktop is the correct.