Ononot — Solve for x in the congruence 15x \equiv 9 \pmod{21}. Which

Guest Session: 1 Question Remaining. Create Account to save progress.

GCD & LCMhard

0:00.0

Solve for $x$ in the congruence $15x \equiv 9 \pmod{21}$ . Which of the following values of $x$ (mod 21) are solutions?