Yes, your answer are correct! There is a little work to be shown on number 1, but it isn't necessary.
Hope this helps! Brainliest it if it does!
Answer:
No solution
Step-by-step explanation:
There are no values of x that make the equation true; hence making it have no solution.
The value of x = 1
5x + 15 = 20
- 15 -15
5x = 5 ( Divide by 5)
Hope it helps to solve it