What is the solution for 3(4x-2)=-12x-6

Can i get some on 18,20,& 22? or one of them

Write two subtraction equations that are equivalent to 5 + 12 = 17.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.