Respuesta :

Step-by-step explanation:

2u + 4u - 3u = 18

6u - 3u = 18

3u = 18

3u/3 = 18/3

u = 6

0nyi

Answer:

6

Step-by-step explanation:

2u + 4u -3u = 18

3u=18

Divide both sides by 3

U = 6

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