Answer:
The answers are 3 and 5
The only thing u had to do is
x-5=0
x=5
7x-21=0
7x=21
x=3
Answer:
What are you supposed to do
Step-by-step explanation:
It isn’t because when there is no addition in the equation the y intercept is 0
Answer:
The answer is 1 
The work is shown on the picture.
Step-by-step explanation: Hope this helps and mark brainliest if ya want :)!