Question

How do you solve `2u + 4= - u + 9+ 4u`?

Answer 1

See below

`u=-5`

Explanation:

To solve `2u+4=−u+9+4u`, first combine the us on the right side

`2u+4=3u+9`

subtract `2u` from both sides
`2u+4-2u=3u+9-2u" "` and you get `4=u+9`

now subtract `9` from both sides
`4-9=u+9-9 => u=-5`