Alexis bought x boxes of cereal for$3each, including tax, and paid with a$20bill. which expression represents the total amount of change she should recieve? urgent a.20-3xb.(3-20)xc.3x-20d.(20-3)x

A.20-3x

Step-by-step explanation:

Number of boxes of cereals bought by Alexis = x

Cost of each cereal box = $3

Total amount Alexis spend on cereals box =

= $ 3x

Alexis paid with a $20 bill.

So, Total amount of change received by Alexis =

So, the expression which represents the change received by Alexis is

20-3x.

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Number of boxes of cereals bought by Alexis = x

Cost of each cereal box = $3

Total amount Alexis spend on cereals box =

= $ 3x

Alexis paid with a $20 bill.

So, Total amount of change received by Alexis =

So, the expression which represents the change received by Alexis is

20-3x.

So, Option A is the correct answer.

its b

step-by-step explanation: