Answer:
C. n ÷ 4 - 10 = 6
Step-by-step explanation:
The quotient of a number (n) and 4 is n÷4. Ten less than that is what you get when you subtract 10 from that value:
... n÷4 - 10 . . . . . . ten less than the quotient of a number and 4
If that "is 6", then its value is equal to 6:
... n÷4 - 10 = 6 . . . . . . matches selection C