Question

How do you find the solution set for `3b-4=8` if the replacement set is `{1, 2, 3, 4, 5}`?

Answer 1

`b=4`

Explanation:

`3b-4=8`
You need to add 4 for the both sides of equation
`3b-4=8 |+4`
`3b=12`
Then you need to divide both sides of equation by 3
`3b=12 |÷3`
`b=4`