Respuesta :

Answer: x=13

Step-by-step explanation:

Replace u wit y = 3x+14

6x-6(3x+14)=-24

6x-18-84 = -24

6x-102=-24

Add -102 on both sides

6x=78

Divide 6 on both side and have your answer

Answer:

Step-by-step explanation:

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