Question

Pls help me ASAP!! Which expression represents "subtract a number, n, from 10 then multiply by nine cubed"?

A) 9cubed * (n-10)
B) 9cubed+10n
C) 9cubed-10n
D) 9cubed*(10-n)

Answer 1

≡ We know that:
⇔ The statement are subtract a number, n, from 10 then multiply by 9³

≡ Solution:
⇔ It means you need to subtract 10 with n, then multiply by 9³
⇒ (10 - n) × 9³
⇒ 9³ × (10 - n)

∴ Option D