We have

.
We add 6 to both sides.

.
Now, to solve for

, we factor out and divide by a 9 to get

.
Please give us a question so we can KNOW what you need help with
Check the attached file for the answer.
Answer:
semoga jawapan ini dapat membantu
Answer:
69.4 inches
Step-by-step explanation:
62 + 72 + 73 + 69 + 71 = 347
347 / 5 = 69.4