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Justin sent 24 text message on Monday ,48 on Tuesday,36 on Wednesday , and 22 on Thursday.Use mental math to find the total number of messages he sent during the four days?Explain?

Respuesta :

Answer:

Add by estimation

20+50+40+20=130 Appoximately

Step-by-step explanation:


Answer:

1.2x

2.2x+12

3.(2x+12)/2

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