Respuesta :

7x - 7 - 4x = 17

= 3x - 7 = 17

3x = 17 + 7

= 3x = 24

x = 24/3

x = 8

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Answer: x=8

Step-by-step explanation:

7x-7-4x=17

3x-7=17

3x=24

X=8