Respuesta :

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3x = 22-7

3x= 15

x= 15/3

x=5

ntobekontulia

Answer:

x=5

Step-by-step explanation:

3x+7=22

subtract 7 from both sides

3x=22-7

3x=15

divide both sides by 3

3x/3 = 15/3

x=5

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