Respuesta :

Answer:

-5

Step-by-step explanation:

3u+4=6u+19

-3u -3u

4=3u+19

-19 -19

-15=3u

÷3 ÷3

-5=u or u=-5

Answer:

u=-5

Step-by-step explanation:

Put all like terms on one side:

3u-6u=19-4

Simplify:

-3u=15

u=-5

~Stay golden~ :)

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