Question

How do you solve `4=4+7y`?

Answer 1

`4=4+7y\iff 4-4=7y\iff 0=7y\iff y=0`

Answer 2

`y=0`

Explanation:

`4=4+7y`
`rArr 7y=0` ( Subtracting `4` from both sides)
`rArr y=0/7`
`:. y=0`

Hope this helps :)