Student b? could you send a full picture
Answer: z=83/c - 7 + t
Step-by-step explanation:
Let's call the number you thought of n. Then what the two steps you took can be written as an equation:

Subtract n to get all of your variables to one side:

At this point, I recommend turning your mixed number into an improper fraction. It will make things easier later on:

Now divide both sides by 11 to get the value of n:
Yes teachers say to do that all the time it helps you
Thw answer is X = 3 or -3