One less than the quotient of four and a number x.

(4/x)-1

Step-by-step explanation:

The quotient of 4 and the number x means we are dividing 4 by x, so we get 4/x

Then we have the 'one less than' part, meaning we subtract one from (4/x), so we get (4/x)-1

Hope this helps

450

step-by-step explanation:

you get texts and minutes, so why not

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons