Check the "solution" of the equation by substituting the number into the equation. Note any wrong "solution." Explain how to solve the equation correctly. $$3 n = 9 , n = 2$$
A) Multiply by 3. The correct solution is n = 3.
B) Divide by 3. The correct solution is n = 3.
C) The solution is correct.
D) Divide by 3. The correct solution is n = 5.
E) Multiply by 3. The correct solution is n = 5.

Question

Quizplus · Accepted Answer

To solve the equation, we need to isolate the variable n. To do this, we divide both sides of the equation by 3, since 3 is multiplied to n. This gives us:

$$3n = 9 $$
$$n = \frac{9}{3} $$
$$n = 3 $$

Therefore, the correct solution is n = 3.

Check the "Solution" of the Equation by Substituting the Number 3n=9,n=23 n = 9 , n = 23n=9,n=2

Check the "Solution" of the Equation by Substituting the Number $3 n = 9 , n = 2$