Question

How do you solve for x: in `4( X - 1) + 1 = 3( X + 7)`?

Answer 1

`X=24` is the soln.

Explanation:

`4(X-1)+1=3(X+7)`

`:. 4X-4+1=3X+21`

`:.4X-3X=21+4-1`

`:.X=24` is the soln.