20 points!
I already did the work of writing it out just need help solving it:)

2i (-3 - 3i * 8 - 8i) - 13 + i + 2 + 12i

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.