If ABC = XYZ, and AB = 8, BC = 10, AC = 15,
and XZ = 3x - 6, then x = ?

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible