Hello MeggomumsieGet rid of fractions - always a good move in handling any equation. So, multiply both sides by :

Then:

- Remove brackets on the LHS

- Collect terms in on one side only; everything else on the other side

- Take out a common factor of (by writing outside a bracket with the other bits inside)

Divide both sides by the resulting bracket to make the subject.

Can you complete it now?

Grandad