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24.11.2022 12:28
Математика
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Shirt .00
a)
5.R6 Read again. What is Mary buying?
2
cap
$15.00
key chain
$8.00
SS
pen
Shop assistant: Good afternoon. What can I
do for you?
Mary: Good afternoon. I want to buy
a souvenir.
Shop assistant: What about this cap?
Mary: It's very nice. How much is it?
$5.00 Shop assistant: It's $15.00.
Mary: Can I have one, please?
Shop assistant: Sure. That's $15.00.
Mary: Here you are.
Shop assistant: Here's your change. Have a
nice day.
NIINGTONDC​

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Ответы на вопрос:

BorzikovaLiza5
BorzikovaLiza5
4,8(88 оценок)

ответ:        х = - 1,2 .    

Пошаговое объяснение:

    6,8-1/3 * x = 7, 2 ;

           1/3 * x = 6,8 - 7,2 ;

           1/3 * х = - 0,4 ;

                  х = - 0,4 : 1/3 ;

                  х = - 1,2 .    

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