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30-03-2021
Mathematics

contestada

Mary spent $45 at the mall. She bought lunch for $9 . She bought 3 shirts at x dollars
each. Which of the following equations could be used to find x ?

Respuesta :

mathstudent55 mathstudent55

30-03-2021

Answer:

3x + 9 = 45

Step-by-step explanation:

3 shirts at x dollars each cost 3x

lunch costs 9

altogether she spent 3x + 9

she spent 45

3x + 9 = 45

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