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03-12-2018
Mathematics

contestada

twenty-two is the sum of 3 times a number and 7

Respuesta :

05-12-2018

Question

twenty-two is the sum of 3 times a number and 7

Answer:

5

Step-by-step explanation:

22 = 3x + 7

15 = 3x

x = 15 : 3

x = 5

----------------------

check

22 = 3 * 5 + 7

22 = 22

the answer is good

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